Playing with pattern blocks, tangrams, and other manipulatives in order to create new shapes can be fun for early elementary students. In addition to being fun, there are many important concepts that students can develop while working to build and decompose shapes. This article discusses the concepts that can be developed, the kind of vocabulary students use to develop these concepts, and some tools you can use to help students build these ideas. The download that accompanies this post is a decomposing shapes worksheet with an answer key that you can use with your students today.

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