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|Purchase hand crafted hardwood interlocking puzzles made with precision from domestic or exotic hardwoods. Altekruse, Burr, Pentominoe, Polyhedra, Rhombic, Stewart Coffin, Tetrahedron, and Wooden Knot puzzles. Order via e-mail.|
|Levels:||High School (9-12), College|
|Resource Types:||Problems/Puzzles, Commercial Businesses|
|Math Topics:||Higher-Dimensional Geometry, Euclidean Plane Geometry|
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