Mar 04, 2016· Reminiscent of Rube Goldberg inventions with their convoluted, chainreactionbased functioning, Molin's machine is a marvel of patient craftsmanship: handmade programming wheel, wooden gears, sizzle cymbal, vibraphone funnels, marblelifting contraption, wooden tracks for the marbles, and the marbles themselves, all 2,000 of them.