div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page1jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page2jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails2jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page3jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page4jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails4jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page5jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails5jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page6jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails6jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page7jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails7jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page8jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails8jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page9jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails9jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page10jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails10jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page11jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails11jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page12jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails12jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page13jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails13jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page14jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails14jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page15jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails15jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page16jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails16jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page17jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails17jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page18jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails18jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page19jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails19jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page20jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails20jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page21jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails21jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page22jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails22jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page23jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails23jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page24jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails24jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page25jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails25jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page26jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails26jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=27Page 27button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page27jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=27 data-page=27 class=ts-thumb lazyload alt=Page 27: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails27jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=28Page 28button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page28jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=28 data-page=28 class=ts-thumb lazyload alt=Page 28: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails28jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=29Page 29button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page29jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=29 data-page=29 class=ts-thumb lazyload alt=Page 29: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails29jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=30Page 30button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page30jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=30 data-page=30 class=ts-thumb lazyload alt=Page 30: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails30jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=31Page 31button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page31jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=31 data-page=31 class=ts-thumb lazyload alt=Page 31: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails31jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=32Page 32button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page32jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=32 data-page=32 class=ts-thumb lazyload alt=Page 32: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails32jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=33Page 33button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page33jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=33 data-page=33 class=ts-thumb lazyload alt=Page 33: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails33jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=34Page 34button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page34jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=34 data-page=34 class=ts-thumb lazyload alt=Page 34: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails34jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=35Page 35button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page35jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=35 data-page=35 class=ts-thumb lazyload alt=Page 35: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails35jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=36Page 36button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page36jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=36 data-page=36 class=ts-thumb lazyload alt=Page 36: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails36jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=37Page 37button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page37jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=37 data-page=37 class=ts-thumb lazyload alt=Page 37: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails37jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=38Page 38button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page38jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=38 data-page=38 class=ts-thumb lazyload alt=Page 38: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails38jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=39Page 39button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page39jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=39 data-page=39 class=ts-thumb lazyload alt=Page 39: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails39jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=40Page 40button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page40jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=40 data-page=40 class=ts-thumb lazyload alt=Page 40: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails40jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=41Page 41button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page41jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=41 data-page=41 class=ts-thumb lazyload alt=Page 41: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails41jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=42Page 42button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page42jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=42 data-page=42 class=ts-thumb lazyload alt=Page 42: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails42jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=43Page 43button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page43jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=43 data-page=43 class=ts-thumb lazyload alt=Page 43: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails43jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=44Page 44button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page44jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=44 data-page=44 class=ts-thumb lazyload alt=Page 44: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails44jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=45Page 45button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page45jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=45 data-page=45 class=ts-thumb lazyload alt=Page 45: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails45jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=46Page 46button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page46jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=46 data-page=46 class=ts-thumb lazyload alt=Page 46: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails46jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=47Page 47button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page47jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=47 data-page=47 class=ts-thumb lazyload alt=Page 47: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails47jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=48Page 48button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page48jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=48 data-page=48 class=ts-thumb lazyload alt=Page 48: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails48jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=49Page 49button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page49jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=49 data-page=49 class=ts-thumb lazyload alt=Page 49: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails49jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=50Page 50button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page50jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=50 data-page=50 class=ts-thumb lazyload alt=Page 50: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails50jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=51Page 51button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page51jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=51 data-page=51 class=ts-thumb lazyload alt=Page 51: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails51jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=52Page 52button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page52jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=52 data-page=52 class=ts-thumb lazyload alt=Page 52: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails52jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=53Page 53button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page53jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=53 data-page=53 class=ts-thumb lazyload alt=Page 53: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails53jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=54Page 54button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page54jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=54 data-page=54 class=ts-thumb lazyload alt=Page 54: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails54jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=55Page 55button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page55jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=55 data-page=55 class=ts-thumb lazyload alt=Page 55: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails55jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=56Page 56button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page56jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=56 data-page=56 class=ts-thumb lazyload alt=Page 56: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails56jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=57Page 57button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page57jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=57 data-page=57 class=ts-thumb lazyload alt=Page 57: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails57jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=58Page 58button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page58jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=58 data-page=58 class=ts-thumb lazyload alt=Page 58: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails58jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=59Page 59button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page59jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=59 data-page=59 class=ts-thumb lazyload alt=Page 59: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails59jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=60Page 60button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page60jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=60 data-page=60 class=ts-thumb lazyload alt=Page 60: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails60jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=61Page 61button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page61jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=61 data-page=61 class=ts-thumb lazyload alt=Page 61: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails61jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=62Page 62button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page62jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=62 data-page=62 class=ts-thumb lazyload alt=Page 62: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails62jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=63Page 63button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page63jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=63 data-page=63 class=ts-thumb lazyload alt=Page 63: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails63jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=64Page 64button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page64jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=64 data-page=64 class=ts-thumb lazyload alt=Page 64: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails64jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=65Page 65button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page65jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=65 data-page=65 class=ts-thumb lazyload alt=Page 65: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails65jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=66Page 66button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page66jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=66 data-page=66 class=ts-thumb lazyload alt=Page 66: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails66jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=67Page 67button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page67jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=67 data-page=67 class=ts-thumb lazyload alt=Page 67: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails67jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=68Page 68button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page68jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=68 data-page=68 class=ts-thumb lazyload alt=Page 68: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails68jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=69Page 69button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page69jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=69 data-page=69 class=ts-thumb lazyload alt=Page 69: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails69jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=70Page 70button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page70jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=70 data-page=70 class=ts-thumb lazyload alt=Page 70: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails70jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=71Page 71button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page71jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=71 data-page=71 class=ts-thumb lazyload alt=Page 71: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails71jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=72Page 72button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page72jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=72 data-page=72 class=ts-thumb lazyload alt=Page 72: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails72jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=73Page 73button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page73jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=73 data-page=73 class=ts-thumb lazyload alt=Page 73: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails73jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=74Page 74button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page74jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=74 data-page=74 class=ts-thumb lazyload alt=Page 74: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails74jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=75Page 75button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page75jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=75 data-page=75 class=ts-thumb lazyload alt=Page 75: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails75jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=76Page 76button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page76jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=76 data-page=76 class=ts-thumb lazyload alt=Page 76: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails76jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=77Page 77button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page77jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=77 data-page=77 class=ts-thumb lazyload alt=Page 77: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails77jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=78Page 78button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page78jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=78 data-page=78 class=ts-thumb lazyload alt=Page 78: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails78jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=79Page 79button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page79jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=79 data-page=79 class=ts-thumb lazyload alt=Page 79: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails79jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=80Page 80button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page80jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=80 data-page=80 class=ts-thumb lazyload alt=Page 80: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails80jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=81Page 81button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page81jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=81 data-page=81 class=ts-thumb lazyload alt=Page 81: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails81jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=82Page 82button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page82jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=82 data-page=82 class=ts-thumb lazyload alt=Page 82: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails82jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=83Page 83button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page83jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=83 data-page=83 class=ts-thumb lazyload alt=Page 83: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails83jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=84Page 84button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page84jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=84 data-page=84 class=ts-thumb lazyload alt=Page 84: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails84jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=85Page 85button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page85jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=85 data-page=85 class=ts-thumb lazyload alt=Page 85: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails85jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=86Page 86button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page86jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=86 data-page=86 class=ts-thumb lazyload alt=Page 86: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails86jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=87Page 87button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page87jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=87 data-page=87 class=ts-thumb lazyload alt=Page 87: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails87jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=88Page 88button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page88jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=88 data-page=88 class=ts-thumb lazyload alt=Page 88: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails88jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=89Page 89button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page89jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=89 data-page=89 class=ts-thumb lazyload alt=Page 89: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails89jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=90Page 90button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page90jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=90 data-page=90 class=ts-thumb lazyload alt=Page 90: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails90jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=91Page 91button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page91jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=91 data-page=91 class=ts-thumb lazyload alt=Page 91: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails91jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=92Page 92button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page92jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=92 data-page=92 class=ts-thumb lazyload alt=Page 92: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails92jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=93Page 93button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page93jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=93 data-page=93 class=ts-thumb lazyload alt=Page 93: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails93jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=94Page 94button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page94jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=94 data-page=94 class=ts-thumb lazyload alt=Page 94: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails94jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=95Page 95button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page95jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=95 data-page=95 class=ts-thumb lazyload alt=Page 95: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails95jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=96Page 96button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page96jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=96 data-page=96 class=ts-thumb lazyload alt=Page 96: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails96jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=97Page 97button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page97jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=97 data-page=97 class=ts-thumb lazyload alt=Page 97: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails97jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=98Page 98button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page98jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=98 data-page=98 class=ts-thumb lazyload alt=Page 98: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails98jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=99Page 99button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page99jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=99 data-page=99 class=ts-thumb lazyload alt=Page 99: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails99jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=100Page 100button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page100jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=100 data-page=100 class=ts-thumb lazyload alt=Page 100: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails100jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=101Page 101button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page101jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=101 data-page=101 class=ts-thumb lazyload alt=Page 101: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails101jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=102Page 102button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page102jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=102 data-page=102 class=ts-thumb lazyload alt=Page 102: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails102jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=103Page 103button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page103jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=103 data-page=103 class=ts-thumb lazyload alt=Page 103: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails103jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=104Page 104button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page104jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=104 data-page=104 class=ts-thumb lazyload alt=Page 104: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails104jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=105Page 105button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page105jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=105 data-page=105 class=ts-thumb lazyload alt=Page 105: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails105jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=106Page 106button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page106jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=106 data-page=106 class=ts-thumb lazyload alt=Page 106: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails106jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=107Page 107button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page107jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=107 data-page=107 class=ts-thumb lazyload alt=Page 107: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails107jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=108Page 108button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page108jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=108 data-page=108 class=ts-thumb lazyload alt=Page 108: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails108jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=109Page 109button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page109jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=109 data-page=109 class=ts-thumb lazyload alt=Page 109: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails109jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=110Page 110button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page110jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=110 data-page=110 class=ts-thumb lazyload alt=Page 110: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails110jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=111Page 111button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page111jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=111 data-page=111 class=ts-thumb lazyload alt=Page 111: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails111jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=112Page 112button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page112jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=112 data-page=112 class=ts-thumb lazyload alt=Page 112: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails112jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=113Page 113button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page113jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=113 data-page=113 class=ts-thumb lazyload alt=Page 113: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails113jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=114Page 114button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page114jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=114 data-page=114 class=ts-thumb lazyload alt=Page 114: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails114jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=115Page 115button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page115jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=115 data-page=115 class=ts-thumb lazyload alt=Page 115: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails115jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=116Page 116button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page116jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=116 data-page=116 class=ts-thumb lazyload alt=Page 116: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails116jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=117Page 117button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page117jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=117 data-page=117 class=ts-thumb lazyload alt=Page 117: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails117jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=118Page 118button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page118jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=118 data-page=118 class=ts-thumb lazyload alt=Page 118: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails118jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=119Page 119button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page119jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=119 data-page=119 class=ts-thumb lazyload alt=Page 119: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails119jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=120Page 120button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page120jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=120 data-page=120 class=ts-thumb lazyload alt=Page 120: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails120jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=121Page 121button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page121jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=121 data-page=121 class=ts-thumb lazyload alt=Page 121: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails121jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=122Page 122button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page122jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=122 data-page=122 class=ts-thumb lazyload alt=Page 122: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails122jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=123Page 123button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page123jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=123 data-page=123 class=ts-thumb lazyload alt=Page 123: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails123jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=124Page 124button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page124jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=124 data-page=124 class=ts-thumb lazyload alt=Page 124: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails124jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=125Page 125button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page125jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=125 data-page=125 class=ts-thumb lazyload alt=Page 125: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails125jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=126Page 126button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page126jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=126 data-page=126 class=ts-thumb lazyload alt=Page 126: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails126jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=127Page 127button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page127jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=127 data-page=127 class=ts-thumb lazyload alt=Page 127: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails127jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=128Page 128button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page128jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=128 data-page=128 class=ts-thumb lazyload alt=Page 128: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails128jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=129Page 129button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page129jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=129 data-page=129 class=ts-thumb lazyload alt=Page 129: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails129jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=130Page 130button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page130jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=130 data-page=130 class=ts-thumb lazyload alt=Page 130: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails130jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=131Page 131button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page131jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=131 data-page=131 class=ts-thumb lazyload alt=Page 131: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails131jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=132Page 132button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page132jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=132 data-page=132 class=ts-thumb lazyload alt=Page 132: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails132jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=133Page 133button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page133jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=133 data-page=133 class=ts-thumb lazyload alt=Page 133: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails133jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=134Page 134button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page134jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=134 data-page=134 class=ts-thumb lazyload alt=Page 134: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails134jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=135Page 135button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page135jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=135 data-page=135 class=ts-thumb lazyload alt=Page 135: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails135jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=136Page 136button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page136jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=136 data-page=136 class=ts-thumb lazyload alt=Page 136: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails136jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=137Page 137button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page137jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=137 data-page=137 class=ts-thumb lazyload alt=Page 137: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails137jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=138Page 138button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page138jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=138 data-page=138 class=ts-thumb lazyload alt=Page 138: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails138jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=139Page 139button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page139jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=139 data-page=139 class=ts-thumb lazyload alt=Page 139: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails139jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=140Page 140button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page140jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=140 data-page=140 class=ts-thumb lazyload alt=Page 140: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails140jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=141Page 141button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page141jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=141 data-page=141 class=ts-thumb lazyload alt=Page 141: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails141jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=142Page 142button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page142jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=142 data-page=142 class=ts-thumb lazyload alt=Page 142: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails142jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=143Page 143button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page143jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=143 data-page=143 class=ts-thumb lazyload alt=Page 143: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails143jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=144Page 144button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page144jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=144 data-page=144 class=ts-thumb lazyload alt=Page 144: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails144jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=145Page 145button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page145jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=145 data-page=145 class=ts-thumb lazyload alt=Page 145: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails145jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=146Page 146button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page146jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=146 data-page=146 class=ts-thumb lazyload alt=Page 146: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails146jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=147Page 147button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page147jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=147 data-page=147 class=ts-thumb lazyload alt=Page 147: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails147jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=148Page 148button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page148jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=148 data-page=148 class=ts-thumb lazyload alt=Page 148: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails148jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=149Page 149button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page149jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=149 data-page=149 class=ts-thumb lazyload alt=Page 149: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails149jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=150Page 150button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page150jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=150 data-page=150 class=ts-thumb lazyload alt=Page 150: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails150jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=151Page 151button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page151jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=151 data-page=151 class=ts-thumb lazyload alt=Page 151: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails151jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=152Page 152button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page152jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=152 data-page=152 class=ts-thumb lazyload alt=Page 152: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails152jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=153Page 153button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page153jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=153 data-page=153 class=ts-thumb lazyload alt=Page 153: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails153jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=154Page 154button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page154jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=154 data-page=154 class=ts-thumb lazyload alt=Page 154: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails154jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=155Page 155button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page155jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=155 data-page=155 class=ts-thumb lazyload alt=Page 155: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails155jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=156Page 156button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page156jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=156 data-page=156 class=ts-thumb lazyload alt=Page 156: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails156jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=157Page 157button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page157jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=157 data-page=157 class=ts-thumb lazyload alt=Page 157: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails157jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=158Page 158button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page158jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=158 data-page=158 class=ts-thumb lazyload alt=Page 158: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails158jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=159Page 159button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page159jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=159 data-page=159 class=ts-thumb lazyload alt=Page 159: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails159jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=160Page 160button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page160jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=160 data-page=160 class=ts-thumb lazyload alt=Page 160: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails160jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=161Page 161button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page161jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=161 data-page=161 class=ts-thumb lazyload alt=Page 161: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails161jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=162Page 162button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page162jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=162 data-page=162 class=ts-thumb lazyload alt=Page 162: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails162jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=163Page 163button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page163jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=163 data-page=163 class=ts-thumb lazyload alt=Page 163: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails163jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=164Page 164button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page164jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=164 data-page=164 class=ts-thumb lazyload alt=Page 164: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails164jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=165Page 165button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page165jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=165 data-page=165 class=ts-thumb lazyload alt=Page 165: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails165jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=166Page 166button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page166jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=166 data-page=166 class=ts-thumb lazyload alt=Page 166: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails166jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=167Page 167button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page167jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=167 data-page=167 class=ts-thumb lazyload alt=Page 167: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails167jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=168Page 168button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page168jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=168 data-page=168 class=ts-thumb lazyload alt=Page 168: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails168jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=169Page 169button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page169jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=169 data-page=169 class=ts-thumb lazyload alt=Page 169: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails169jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=170Page 170button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page170jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=170 data-page=170 class=ts-thumb lazyload alt=Page 170: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails170jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=171Page 171button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page171jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=171 data-page=171 class=ts-thumb lazyload alt=Page 171: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails171jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=172Page 172button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page172jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=172 data-page=172 class=ts-thumb lazyload alt=Page 172: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails172jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=173Page 173button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page173jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=173 data-page=173 class=ts-thumb lazyload alt=Page 173: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails173jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=174Page 174button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page174jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=174 data-page=174 class=ts-thumb lazyload alt=Page 174: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails174jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=175Page 175button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page175jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=175 data-page=175 class=ts-thumb lazyload alt=Page 175: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails175jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=176Page 176button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page176jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=176 data-page=176 class=ts-thumb lazyload alt=Page 176: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails176jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=177Page 177button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page177jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=177 data-page=177 class=ts-thumb lazyload alt=Page 177: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails177jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=178Page 178button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page178jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=178 data-page=178 class=ts-thumb lazyload alt=Page 178: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails178jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=179Page 179button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page179jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=179 data-page=179 class=ts-thumb lazyload alt=Page 179: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails179jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=180Page 180button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page180jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=180 data-page=180 class=ts-thumb lazyload alt=Page 180: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails180jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=181Page 181button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page181jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=181 data-page=181 class=ts-thumb lazyload alt=Page 181: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails181jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=182Page 182button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page182jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=182 data-page=182 class=ts-thumb lazyload alt=Page 182: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails182jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=183Page 183button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page183jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=183 data-page=183 class=ts-thumb lazyload alt=Page 183: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails183jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=184Page 184button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page184jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=184 data-page=184 class=ts-thumb lazyload alt=Page 184: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails184jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=185Page 185button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page185jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=185 data-page=185 class=ts-thumb lazyload alt=Page 185: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails185jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=186Page 186button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page186jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=186 data-page=186 class=ts-thumb lazyload alt=Page 186: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails186jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=187Page 187button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page187jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=187 data-page=187 class=ts-thumb lazyload alt=Page 187: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails187jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=188Page 188button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page188jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=188 data-page=188 class=ts-thumb lazyload alt=Page 188: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails188jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=189Page 189button div class=ts-imagea href=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5page189jpg target=_blank img data-url=low-cost-equipment-for-science-and-technology-education-low-cost-equipment-forhtmlpage=189 data-page=189 class=ts-thumb lazyload alt=Page 189: Low cost equipment for science and technology education…unesdocunescoorgimages0010001023102321ebpdf · Title: Low cost equipment for science and technology education v loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentinreader040viewer20220306085ad6a2627f8b9a5c638e9960html5thumbnails189jpg width=140 height=200 adivdiv