How many steps does it take to power a fan? How many steps does it take to power a fan? A whole lot, when you're using a Rube Goldberg machine! Watch Ethan and Kieran build one of these complicated ...
Ossner reportedly spent two months building the 70-step chain reaction machine, which took up the entirety of his yard. He calls the contraption The Swish Machine. And its easy to see why. To the ...
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