turbocharging our moocs with mooculus (177081476)
TRANSCRIPT
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Turbocharging Our MOOCs with
MOOCulusmassive open online calculus
Tom EvansJim Fowler
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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Hybrid IT/Academic Unit
mooculus.osu.edu #mooculus
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Hybrid IT/Academic Unit
Centralized Approach to MOOCs
mooculus.osu.edu #mooculus
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h t t
:
w w w . f l i c k r . c o
m
h o t o s
r e
r e n d e l l u
s e d w i t h
e r m i s s i o n
mooculus.osu.edu #mooculus
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Obstacles andLimitations
h t t
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w w w . f l i c k r . c o
m
h o t o s
r e
r e n d e l l u
s e d w i t h
e r m i s s i o n
mooculus.osu.edu #mooculus
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h t t
:
w w w . f l i c k r . c o
m
h o t o s
r e
r e n d e l l u
s e d w i t h
e r m i s s i o n
mooculus.osu.edu #mooculus
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DiscoveringOpportunities
h t t
:
w w w . f l i c k r . c o
m
h o t o s
r e
r e n d e l l
u s e d w i t h
e r m i s s i o n
mooculus.osu.edu #mooculus
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http://youtu.be/KB_w1qWoT3I
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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87kenrollments
mooculus.osu.edu #mooculus
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21kenrollments
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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37k subscribed on iTunes U
mooculus.osu.edu #mooculus
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87k in Calculus One
21k in Calculus Two+ 37k on iTunes U
mooculus.osu.edu #mooculus
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87k in Calculus One
21k in Calculus Two+ 37k on iTunes U
145k
mooculus.osu.edu #mooculus
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Why?mooculus.osu.edu #mooculus
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Whyam I inflicting this upon them?!
mooculus.osu.edu #mooculus
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so that they canlearn moremathematics
mooculus.osu.edu #mooculus
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How?mooculus.osu.edu #mooculus
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Howdoes a MOOC help?
mooculus.osu.edu #mooculus
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presence
platformpartnerships
mooculus.osu.edu #mooculus
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presence
platformpartnerships
mooculus.osu.edu #mooculus
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soylent green
is people!mooculus.osu.edu #mooculus
hi
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teaching
soylent green
is people!mooculus.osu.edu #mooculus
hi
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teachinga MOOCsoylent green
is people!mooculus.osu.edu #mooculus
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technology
mooculus.osu.edu #mooculus
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peoplepeople
mooculus.osu.edu #mooculus
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not just content
mooculus.osu.edu #mooculus
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not just content,
community
mooculus.osu.edu #mooculus
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presence
platformpartnerships
mooculus.osu.edu #mooculus
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presenceforum
platformpartnerships
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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I write∼
100 posts/week
mooculus.osu.edu #mooculus
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I write∼
100 posts/week∼ 1400 posts in Calculus One
mooculus.osu.edu #mooculus
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I write∼
100 posts/week∼ 1400 posts in Calculus One
539 posts in first month of Calculus Two
mooculus.osu.edu #mooculus
presence
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presenceforum
platformpartnerships
mooculus.osu.edu #mooculus
presence
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presenceforum videos
platformpartnerships
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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Why are the videos
titled with questions?
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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automatic video editingwith the autocutter
mooculus.osu.edu #mooculus
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automatic video editingwith the autocutter
https://github.com/kisonecat/autocut
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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computer generated
graphicsmooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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composited
3-D objects
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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interactions
with graphics
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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tactile arguments
with paper
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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the viewer canplay along at home
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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math is done by
humans
mooculus.osu.edu #mooculus
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calculusseemsinhuman
mooculus.osu.edu #mooculus
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the teaching of
calculusseemsinhumane
mooculus.osu.edu #mooculus
presence
![Page 60: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/60.jpg)
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presenceforum videos
platformpartnerships
mooculus.osu.edu #mooculus
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what is the point of
calculus?
mooculus.osu.edu #mooculus
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what is the point of
calculus?poetry?mooculus.osu.edu #mooculus
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people usually think that
calculus is thepaintbrushmooculus.osu.edu #mooculus
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people usuallyshould think that
calculus is thepaintbrushingmooculus.osu.edu #mooculus
presence
![Page 65: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/65.jpg)
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presenceforum videos
platformpartnerships
mooculus.osu.edu #mooculus
presence
![Page 66: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/66.jpg)
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presenceforum videos
platformpartnerships
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
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MassiveChalkboard
mooculus.osu.edu #mooculus
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Learn by doing,not by watching.
mooculus osu edu #mooculus
presence
![Page 70: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/70.jpg)
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presenceforum videos
platform
partnershipsmooculus osu edu #mooculus
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mooculus osu edu #mooculus
What is
![Page 72: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/72.jpg)
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What isMOOCulus
massive open online calculus?
mooculus osu edu #mooculus
What is
![Page 73: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/73.jpg)
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What isMOOCulus
massive open online calculus?
Online homework,
mooculus osu edu #mooculus
What is
![Page 74: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/74.jpg)
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What isMOOCulus
massive open online calculus?
Online homework, witha hidden Markov model.mooculus osu edu #mooculus
presencef id
![Page 75: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/75.jpg)
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presenceforum videos
platform
partnershipsmooculus osu edu #mooculus
presencef id
![Page 76: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/76.jpg)
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presenceforum videos
platformrandom
partnershipsmooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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We’ve built a
computer algebrasystem
in JavaScript.
mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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JavaScript means it
scales upmooculus osu edu #mooculus
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mooculus osu edu #mooculus
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randomproblemsmeans the student
never runs out
mooculus osu edu #mooculus
presenceforum videos
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presenceforum videos
platformrandom
partnershipsmooculus osu edu #mooculus
presenceforum videos
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presenceforum videos
platformrandom hints
partnershipsmooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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mooculus osu edu #mooculus
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ooc l s os ed # ooc l s
![Page 93: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/93.jpg)
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Strength: get unstuckWeakness: rely on hints
l d # l
presenceforum videos
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pplatform
random hints
partnershipsl d # l
presenceforum videos
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pplatform
random hints adaptive
partnershipsl d # l
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l d # l
![Page 97: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/97.jpg)
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l d # l
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Student understandingis invisible.
l d # l
![Page 99: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/99.jpg)
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Student understandingis invisible.
Hints and answers
are visible.l d # l
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t i m e
correct
incorrect
hint 1
hint 2correct
correct
HiddenMarkov
Model
72% confidenceof student
understanding
l d # l
![Page 101: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/101.jpg)
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l d # l
![Page 102: Turbocharging Our MOOCs with Mooculus (177081476)](https://reader031.vdocument.in/reader031/viewer/2022020301/577cd7411a28ab9e789e7b42/html5/thumbnails/102.jpg)
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Student works
for mastery
l d # l
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Paper quizzes are all
the same.
l d # l
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Massive,
not mass-produced.
l d # l
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l d # l
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Cheaper?
l d # l
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Cheaper? Better!
presenceforum videos
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pplatform
random hints adaptive
partnerships
presenceforum videos
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pplatform
random hints adaptive
partnershipsdata
What’s massive?
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mooculus.osu.edu #mooculus
What’s massive?
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Enrollment?
mooculus.osu.edu #mooculus
What’s massive?
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Enrollment? Data!
mooculus.osu.edu #mooculus
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10.3 person–years
2,079,428 correct answers
mooculus.osu.edu #mooculus
We now know priors.
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point plotting 91% correct
trig derivatives 57% correctrelated rates 35% correct
mooculus.osu.edu #mooculus
Correct answers on the first try
1 5 0 0
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percentage
s t u d e n t s
0 20 40 60 80 100
0
5 0 0
1 0 0 0
mooculus.osu.edu #mooculus
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8
1 . 0
Kaplan Meier Survival Function for Exercise 3Max Tries for KM = 153, Students = 2,174
Pct Success: (A) 1st 4 = 12.2%, (B) Total = 80%
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0 50 100 150
0 . 0
0 . 2
0 . 4
0 . 6
0 .
8
Nth Try
S ( x ) S
u r v i v a l F u n c t i o n
mooculus.osu.edu #mooculus
8
1 . 0
Kaplan Meier Survival Function for Exercise 4Max Tries for KM = 182, Students = 2,217
Pct Success: (A) 1st 4 = 4.87%, (B) Total = 52%
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0 50 100 150
0 . 0
0 . 2
0 . 4
0 . 6
0 .
8
Nth Try
S ( x ) S
u r v i v a l F u n c t i o n
mooculus.osu.edu #mooculus
Just-in-time tutoring
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mooculus.osu.edu #mooculus
Just-in-time tutoring
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On a certain problem,95% who answer correctlydo so in 140 seconds.
mooculus.osu.edu #mooculus
Just-in-time tutoring
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On a certain problem,95% who answer correctlydo so in 140 seconds.
Intervene then.mooculus.osu.edu #mooculus
presenceforum videos
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platformrandom hints adaptive
partnershipsdata
mooculus.osu.edu #mooculus
presenceforum videos
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platformrandom hints adaptive
partnershipsdata research
mooculus.osu.edu #mooculus
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publish your
research
mooculus.osu.edu #mooculus
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publish your
teaching
publish your
research
mooculus.osu.edu #mooculus
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publish your
teaching
publish your
research
“Fixed form” makes discussion possible
mooculus.osu.edu #mooculus
NSF TUES GrantInteractive
T b k
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TextbooksJoint between Fowler, Snapp, Clemens
mooculus.osu.edu #mooculus
NSF TUES GrantInteractive
T b k
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TextbooksJoint between Fowler, Snapp, Clemens
Open source platform for
interactive textbooks.mooculus.osu.edu #mooculus
presenceforum videos
f
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platformrandom hints adaptive
partnershipsdata research
mooculus.osu.edu #mooculus
presenceforum videos
l f
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platformrandom hints adaptive
partnershipsdata research git
mooculus.osu.edu #mooculus
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Versionll d
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controlledrepository
mooculus.osu.edu #mooculus
Versionll d
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controlledrepository
https://github.com/ASCTech/mooculus
mooculus.osu.edu #mooculus
x
y
Figure 2.1: Given a function f (x ), if one can “zoom
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in” on f (x ) sufficiently so that f (x ) seems to be a
straight line, then that line is the tangent line to
f (x ) at the point determined by x .
at two points. The slope of any secant line that passes through the points (x, f (x ))
and (x + h, f (x + h )) is given by
∆y
∆x =
f (x + h ) − f (x )
(x + h ) − x =
f (x + h ) − f (x )
h ,
see Figure 2.2. This leads to the limit definition of the derivative :
Definition of the Derivative The derivative of f (x ) is the function
d
dx f (x ) = lim
h →0
f (x + h ) − f (x )
h .
If this limit does not exist for a given value of x , then f (x ) is not diff erentiable
at x .
x x + h
f (x )
f (x + h )
x
y
Figure 2.2: Tangent lines can be found as the limit
of secant lines. The slope of the tangent line is givenmooculus.osu.edu #mooculus
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Anyone
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Anyonecan edit
mooculus.osu.edu #mooculus
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Hi f
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History of changes
mooculus.osu.edu #mooculus
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S d
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Studentsmake edits
mooculus.osu.edu #mooculus
presenceforum videos
l tf
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platformrandom hints adaptive
partnershipsdata research git
mooculus.osu.edu #mooculus
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mooculus.osu.edu #mooculus
xMOOC
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merges withcMOOC
mooculus.osu.edu #mooculus
xMOOC
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merges withcMOOC
mooculus.osu.edu #mooculus
xMOOC
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merges withcMOOC
mooculus.osu.edu #mooculus
presenceforum videos
l tf
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platformrandom hints adaptive
partnershipsdata research git
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presenceforum videos
l tf
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platformrandom hints adaptive
partnershipsdata research git
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presenceforum videos
l tf l
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platformeoplerandom hints adaptive
partnershipsdata research git
mooculus.osu.edu #mooculus
Th k Y
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Thank YouTom Evans: @taevansJim Fowler: @kisonecat http://kisonecat.com/
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