classroom technology
DESCRIPTION
Presentation on technology that can be used in the classroom.TRANSCRIPT
Chapter 4:Digital Technologies in the Classroom
Rebekah Lemus, Alan Fox, and Becca Pester
Before Digital
Dittograph Machine– Black and blue transfer paper– Limited copies– No mistakes
Personal Computer
Finished product viewed on screen Correction able Fonts and graphics were alterable Printing
– Multiple copies made easy– Color prints– Transparencies– Graphics
Input Devices
Keyboard and mouse Scanner Digital cameras Digital tablets Sound input Pen input Touch screen devices Input via voice Electronic whiteboards
Keyboard and mouse
Scanner
Flatbed scanner– Recognizes printed characters
OCR Software– Resolution: DPI (Dots per Inch)
Ports– USB (Universal Serial Bus)– USB expansion hub
Digital Camera
No light sensitive film Save on memory card, disk, or CD
– 8 megabyte memory card holds approximately 30 medium-resolution images
Transfer images to computer for storage– Via cable and port
Viewing and Printing– View before pictures are taken and after– Delete to save memory space– Print on photography paper or regular paper
Web-cam
Mounted on monitor Connected via USB port to computer Microphone, still, video, and audio capabilities via
the Internet Classroom usage
– Take pictures of student work– Customize class website– Record field trip– Document science experiment
Graphic Tablets
“Digitizers” Pen shaped device Electronic pressure-sensitive pad
– Circuits completed Classroom uses
– Diagrams– Artwork– Alter digital images on screen– During presentation circle key ideas/words– Annotate scanned images
Sound Input Devices
Small speakers and personal microphone Via ports Music, sound, spoken word digitized and
stored– Special effects added, sped up or slowed down
Output sound through speakers
Personal Digital Assistant (PDA)
Touch Screen Divices
Input via Voice
Electronic Whiteboards
Activity: Portraits
Pass the digital camera, taking a picture of the person that passed it to you
Once the digital pictures are uploaded into the computer, retrieve your own picture from the collaborative file called “portraits”
Open your picture with Photoshop and alter it three different ways
Save your new portrait to the collaborative folder as “[Your Name]”
Sign your name on your picture using the graphic tablet Use these pictures during the slide show to familiarize
yourself with all the students in the class