Build spatial reasoning through mentally rotating, dividing, and reassembling shapes. Shikaku trains area-and-multiplication thinking (dividing a grid into rectangles of a given area); Tangram and Shape Shuffle train visual composition; Matchstick Shapes trains constraint-based spatial editing.

Matchstick Shapes #02

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Tangram #22

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Tangram #01

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Shape Shuffle #04

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Matchstick Shapes #05

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Free Geometry Puzzles