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Building Equitable Math Talk Classrooms

Karen C. Fuson and Steve Leinwand

The power of Number Talks and extensions that can build to an equitable Math Talk Classroom

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Cultural Responsiveness and Mathematical Practices

Jen Munson, Geetha Lakshminarayanan, and Thomas J. Rodney

Off You Go is a PK–12 mathematical routine that leverages children’s home resources and assets to support them in developing conceptual precision. We provide a guide for how to adapt this routine to engage students at any grade in argumentation and attending to precision.

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The Math Pact: A Commitment to Instructional Coherence

Karen S. Karp, Sarah B. Bush,, and Barbara J. Dougherty

Ear to the Ground features voices from various corners of the mathematics education world.

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GPS: From Folding to Dynamic Geometry Environments

S. Asli Özgün-Koca and Matt Enlow

In this month's Growing Problem Solvers, we focused on supporting students' understanding of congruence and similarity through rigid motions and transformations. Initial understandings of congruence and similarity begin in first grade as students work with shapes in different perspectives and orientations and reflect on similarities and differences.

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Problems to Ponder

Steve Ingrassia and Molly Rawding

Problems to Ponder provides 28 varied, classroom-ready mathematics problems that span grades PK-12, arranged in order of grade band. Links to the problem answers are available in this department.