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The tangram puzzle is made from exactly seven shapes cut from one square

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Who needs video games when you can obsessively rearrange polygons until your brain hurts? The tangram consists of exactly seven flat geometric shapes cut from a single square. The goal is to recreate specific silhouettes without any overlapping pieces. It is the ultimate exercise in spatial reasoning that simultaneously looks incredibly simple and violently frustrates anyone who attempts it.

The tangram puzzle is made from exactly seven shapes cut from one square
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