Marble machines are the kind of useless mechanisms that everybody loves. Their sole purpose is to route marbles through different paths for your viewing pleasure. They can be extremely complicated ...

While this is authentic footage of a genuine product, the "perpetual" marble machine does not operate infinitely without an additional energy source. Rather, it uses batteries and a magnet to create ...

Pincho balls are circulated like a Pythagora switch by combining wooden handwheel handles, gears, rails, etc. with drums, vibratophones and bases, turning the handwheel handle, and when the pachinko ...