Magic wheel
The magic wheel, or magnetic wheel is a wheel that continues to spin for a long time after being started, and is one of the earliest examples of an attempt at a perpetual motion machine. This device w...
Magic wheel - Wikipedia
Magic Wheel - YouTube
Nov 10, 2006 ... This brand new and fascinating sports utility will be soon presented to the world... It's great fun riding free-handed and it can be used as well in ...