the Structures of Equality book is now available!

Practical Ideas for Elementary Math Teachers

Classroom-tested strategies for word problems, number sense, and making math meaningful.

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Repeated Equal Groups is supposed to show understanding, not produce answers. Except sometimes, the drawing does both at once. Here’s when that happens, and how to make sure it stays about comprehension.

August 13, 2026

Repeated Equal Groups Word Problems: When Drawing Solves the Math Story

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Math misconceptions can start as early as kindergarten! Let’s dig into thinking around operations.

October 23, 2024

4 common elementary math misconceptions around operations (and how to avoid them)