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Two Washers
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In this activity, learners create a mind and math puzzle that requires a three-dimensional solution.
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Topological Puzzles
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In this activity, learners construct three math puzzles out of simple materials like wood, string, and Styrofoam.
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100 Puzzles
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In this activity, learners find as many combinations of a hundred as they can using various puzzle pieces from a hundred square grid paper.