Literally meaning 'seven boards of skill', which Chinese puzzle game's objective is to create a shape using seven non-overlapping flat pieces?
Tangram Making a set of tans Qi qiao ban The Anchor Puzzle 七巧板 Tangrams Qiqiaoban Anchor Puzzle Tangram puzzle
tangram tangram puzzle 七巧板 tangrams qiqiaoban making set of tans anchor puzzle qi qiao ban
tangram
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Tangram