Rapid-talkingnrecreational mathematician Vi Hart has declared October to benFlexagon Month.
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n Ifnyou don’t know what a flexagon is, take a peek at Hart’s YouTube video about this geometricnmarvel. Even if you DO know what a flexagon is, the Vi Hart video is really, really cool! There’s no better way to kick off Flexagon Month!
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nBasically, a flexagon is made from a folded strip of paper; it can benflexed so that it has more than the original two sides. It’s a bitnlike a mobius strip (only completely not).
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nFlexagon.Netnhas clearly labeled templatesnfor making flexagons, tips for folding, and other ideas to furthernyour exploration.
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nBynthe way…
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nYounshould definitely check out Hart’s other entertaining math videos. Inlove her doodles and dots! Actually, I love herneverything!
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nMaybenOctober should be Vi Hart month!
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nAlsonon this date:
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nEncyclopedist Denis Diderot’s birthday
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nPortugal’s Republic Day
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