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How to draw dotted lines on a chalkboard
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14
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2314
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May 2, 2017
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Watch this cool way to multiply numbers by drawing lines
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22
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1266
|
August 16, 2020
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The wonderful Flair felt tip pen
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9
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1628
|
June 28, 2017
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Do Not Erase: Jessica Wynne's beautiful photos of mathematicians' chalkboards
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6
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1317
|
October 2, 2019
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How to sketch a car using only 3 starting lines
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6
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625
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January 26, 2021
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