Sorting Out Definitions

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  • 1 University of Minnesota
  • 2 West Virginia University, Morgantown

Students need opportunities to construct definitions in mathematics. We describe a sorting activity that can help students construct and refine definitions through discussion and argumentation. We include examples from our own work of planning and implementing this sorting activity to support constructing a definition of linear function.

Supplementary Materials

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Desmos Activity

Mathematics Teacher: Learning and Teaching PK-12

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