Kind of pointless if you don’t know how to use an abacus, but some say it’s faster than using a calculator. I don’t see how, but then again, I don’t use an abacus. Regardless, wouldn’t it be awesome if you needed to do some major calculation and you busted out your Abacus Necklace and worked the beads? That’d be major geek. Well, here’s an Abacus Necklace. It’s not a full scale version, in fact, I doubt it’s even functional. The abacus pendant measures 3/4 x 1 1/8 inches. You can get the 100% steel Abacus Necklace at eBay, starting bid at $2.99.

If you want to see kid ‘robots’ use a real abacus, watch this:

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Via: Fashionably Geek