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17 Number Facts about 2017 in 2:17
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2019 facts in 2 mins 19 seconds
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383 is cool
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A new Rhombic Dodecahedron from Croatia!
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All the Numbers
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Calculating π by hand
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Calculating pi by weighing a circle
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Calculating pi with a pendulum
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Calculating π by hand: the Chudnovsky algorithm
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