This is one of the coolest things you'll see this week. Be Amazed By This Marvelous Music Machine, Powered By 2,000 Marbles NPR's Rachel Martin spoke with Martin Molin, creator of the marble machine, ...
Back in 2016, we featured a stunning wooden machine that employed falling steel marbles to play a merry tune. As plans are drawn up for a new version, its builder has looked back to the designs of ...
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