A big-name new book, featuring a few of my scraggly illustrations.
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A story isn't a story if you scream it all at once.
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Your chance to help shape a forthcoming book.
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Pencil, paper, and a little flash of genius.
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This high school math teacher is drawing low-key comparisons to Richard Feynman.
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35 of my silliest, stupidest, and most heartfelt math cartoons.
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A 9-year-old scrawls an innocent problem... and suddenly 3D surfaces are intersecting in 4D space.
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Tricky equivalences.
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Visually stimulating. Mathematically rich.
“What Makes a Great Teacher?” Answered by 4 Great Teachers
Four different (and wise) answers.
