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The Lotus Box - an extraordinary and surprising puzzle
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4
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2346
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February 18, 2017
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Crappy design for mint box
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11
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2138
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April 12, 2017
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Watch: Here's an easy way to make a fancy gift box
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3
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956
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November 29, 2017
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Undergrads reinvent the cardboard box
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77
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8804
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January 2, 2014
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Good puzzle: connect the six boxes without crossing any lines
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65
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13948
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January 10, 2017
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