RSSThe Spinning Cylinder Illusion
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16: Spy Tech, Page 172.
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Subscribers—read this article now in your digital edition!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.
From the column Toys, Tricks, and Teasers
Photos by Sam Murphy, Donald E. Simanek
Illustrations by Donald E. Simanek
If you've worked out the physics going on when the cylinder is spun, e-mail your analysis to Donald Simanek at .
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