In class, I use to raffle the names of students and the “lucky ones” get to answer an assignment or quiz on the board. I usually just ask them to write their names on a small piece of paper or use a software on my computer. One day it dawned on me: what if I create a device that raffle the names by shaking it?
Eink, E-paper, Think Ink – Collin shares six segments pondering the unusual low-power display technology that somehow still seems a bit sci-fi – http://adafruit.com/thinkink
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