Vol. 16: The Spinning Cylinder Illusion

This is a toy, a puzzle, and an illusion all in one, with only one moving part. No batteries are required. I like simplicity, especially when it produces puzzling complexity.



+ Downloads & Extras:

If you've worked out the physics going on when the cylinder is spun, e-mail your analysis to Donald Simanek at .

Join the conversation -- every MAKE article has an online page that includes a place for discussion. We've made these RSS and Atom feeds to help you watch the discussions: subscribe.