Hunt for shapes and make familiar objects by putting together several different shapes. Warm up with a Mystery Math Mistake to tell whether Dotson's 10-frames represent a number more than his focus ...
Over the last two years, mathematicians have identified the best versions of a child’s playroom’s worth of shapes. These results occupy a quirky corner of math and, fittingly, have been produced by ...
More than 50 activities connected to mathematical concepts—geometry, fractals, and tangrams, among others—are explored through 37 “labs” that feature step-by-step instructions and photographs. The ...
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