One-Roll Yahtzee Fever

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

See everything: http://bit.ly/yahtzeerolls
Yet more one-roll Yahtzees from Numberphile viewers (and some super reactions!)

Brady's original Yahtzee roll video at http://www.youtube.com/watch?v=fiTwar7mFws

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