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Starred Review on February 1, 2025 | Elementary
Gr 1–4—Shapes that repeat and fit without gaps or overlaps are a seemingly simple jigsaw puzzle problem that hide an even bigger math problem. Not all shapes tessellate, fitting together by repetition, and the puzzle of having a pentagon tessellate has been a conundrum since ancient times. The story approaches the explanation of this complex math problem through a bi...Log In or Sign Up to Read More




