Most people think of yo-yos as a fun, old-school toy for kids: a pretty simple, clever device leveraging physics with a string and a weight. Yet as Ben, Noel and Max discover in today's episode, the story of the humble dates back into antiquity -- and the story of its evolution is riddled with ridiculous ups and downs.

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The Ridiculous Secret of "Supreme" Pizza
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CLASSIC: When West Virginia Begged the USSR for Foreign Aid
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