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How to draw dotted lines on a chalkboard
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14
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2262
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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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1230
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August 16, 2020
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The wonderful Flair felt tip pen
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9
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1578
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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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1287
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October 2, 2019
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Fun web app for doodling inspired by its creator's elementary school doodling "rules"
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14
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725
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November 9, 2021
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