(Archive of: http://www.thing-a-day2.com/2008/02/06/day-6-thing-6-motorized-etch-a-sketchr-mechanism/) Several years ago I took apart an Etch-A-Sketch and took notes on the “complicated pully system” inside. have wanted to build one of these since then. With this and several other projects in mind I bought a small pile of Tamaya pully sets. (this project ate most of 3 of them) This… Read more »