1 Embedded Systems – Shape the World What is it? – Education – Transformational ° Substantial lab component – Global, outreach – Based on a freshman class – Peer to peer learning What isn’t it? – For college credit – Profitable – Qualitative Valvano, Yerraballi, Fulton, and Dattathri 41,329 students, 8% finished ½ 1
2 Substantial Lab Component (90% grade) Necessary Components – A sandbox for students to discover – Controllable by the virtual TA – Observable/gradable by the virtual TA Lab Kit – Low cost ($35) – Readily available Peer-to-peer interaction – Supports learning (see, do, teach) – Provides scaling Valvano, Yerraballi, Fulton, and Dattathri We graded function not style 2
3 Lab Kit Board Mechanicals Electricals Display (optional) Valvano, Yerraballi, Fulton, and Dattathri 3
4 Lab Kit Valvano, Yerraballi, Fulton, and Dattathri Low cost Available – element-14 – Digikey – Mouser Easy to buy This effort was only possible with support from Texas Instruments 4
5 Lab Kit Valvano, Yerraballi, Fulton, and Dattathri Low cost Available Regional 5
6 Educational Components edX platform – Electronic textbook in html5, optional print textbook – 5 to 10 minute videos on YouTube – JavaScript animations – Quizzes TExaS simulation grader – Written as DLL using MFC – Plugs into commercial-grade Keil uVision IDE – Interactive virtual TA TExaS real-board grader – Embedded grader code along side student solution Voltmeter, oscilloscope Valvano, Yerraballi, Fulton, and Dattathri simulation scope real board We graded function not style 6
7 Simulation Grading Valvano, Yerraballi, Fulton, and Dattathri Control Observation Judgment Sandbox for discovery Assessment tools 7
8 Real Board Grading Valvano, Yerraballi, Fulton, and Dattathri Control Observation Judgment Sandbox for discovery Assessment tools 8
9 9 Valvano, Yerraballi, Fulton, and Dattathri Oscilloscope and logic analyzer
10 Embedded Systems – Shape the World Jonathan Valvano and Ramesh Yerraballi 4682 out of Registrations 10
11 Embedded Systems – Shape the World Valvano, Yerraballi, Fulton, and Dattathri Piazza 5342 total posts total contributions 2044 instructors' responses 5564 students' responses 50 min avg. response time 11
12 Embedded Systems – Shape the World Valvano, Yerraballi, Fulton, and Dattathri Page visits
13 World Wide Reach Language – In English – Needs multi-language – Had captions in English Lab Kit – Cost – Availability Internet Speed – Needs multiple resolutions – Ability to download then watch Valvano, Yerraballi, Fulton, and Dattathri Male 94% Female6% 13 No high school1% High school/GED9% Some college10% Bachelor's degree37% Master's degree38% PhD5% AgePercent to 2528% 26 to 3530% 36 to 4925% 50+17%
14 Results, 16-week class 41,329 enrolled 6925 students got a kit 1200 paid $ students got 100% 6.4% completed 70% 8% completed 50% –Physical lab increased success 2/3 who started, finished 91% approval rate Most students worked alone Valvano, Yerraballi, Fulton, and Dattathri QuizSimReal
Survey results (1190 responses) 15
16 My Thoughts MOOC Lab needs ability to control, observe, assess –Needs more creativity and open ended –Needs more qualitative assessments Peer interactions are critical –Teams of 2 or 3 –Helping each other in forums –Cohort of 20 to provide qualitative feedback Industry collaboration is essential Can’t do enough beta-testing It’s education but not ready for college credit It takes a village Valvano, Yerraballi, Fulton, and Dattathri Can you be lonely in a class of 40,000? 16