You that joke where someone is counting beyond ten, and they have to take off their shoes so they can use their toes in conjunction with their fingers? This combination calculator abacus, the Redundant Calculator, is the calculator version of that. You know, for when the calculator runs out of numbers. Partners & Spade has these little guys for sale, $80 a pop, so if you want to spend nearly one hundred bucks on an amusing calculator, you could do worse than this one. Check out another model after the break.
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