Helps explore shape, size, comparison, spatial reasoning, patterns and designsBrightly colored plastic geometric puzzlesContains four sets of seven tangrams (28) piecesBase of large triangle is 2.75", square measures 1-3/8".
Explore shape, size, comparison, spatial reasoning, patterns and designs using these brightly colored plastic geometric puzzles. Contains four sets of seven tangrams (28) pieces. Ages 5-12
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