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|Tangrams, a puzzle that helps develop spatial-visualization skills, may also be used to introduce or reinforce geometric concepts such as congruence, similarity, symmetry, etc. This unit for grades 4 through 6 uses tangrams to compute the area of polygons without formulas, introducing the terms congruent and similar. Contents: Constructing Your Own Set of Tangrams; The Area of Tangram Pieces; More Tangram Activities. Links to other tangram resources on the Web are also provided.|
|Levels:||Late Elem. (3-5), Middle School (6-8)|
|Resource Types:||Manipulatives, Lesson Plans and Activities, Problems/Puzzles, Link Listings|
|Math Topics:||Triangles and Other Polygons, Symmetry/Tessellations|
|Math Ed Topics:||Manipulatives|
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