Musical Rube Goldberg machines — you know, where the marble knocks over the teapot and then bounces down a staircase made of xylophones (which sounds insane if you haven't seen the videos) — used to ...
Netherlands-based YouTuber and “designer of prototypical machines” Daniel de Bruin posted a pair of videos featuring a “miniature marble machine” – and the little contraption is mesmerizing. It’s a ...
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