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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See how REG and Math Practice Standard 2 work together to help students comprehend word problems, bridging abstract reasoning and real-world problem solving.

February 5, 2025

Extending Understanding: REG, Practice Standard 2, and the Math Main Idea

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If a problem could be modeled with REG or a Compare structure, which is the right one?

January 22, 2025

Repeated Equal Groups or Multiplicative Compare: which SoE should you use?

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Choosing the right structure sometimes creates confusion for students and teachers alike. PET? REG? How do you decide?

January 15, 2025

Which structure represents the number story?

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Number stories that include multiplicative relationships can be a challenge. The Repeated Equal Groups (REG) structure helps students understand what’s happening in the problem.

January 17, 2024

Solving multiplication and division word problems with the Repeated Equal Groups Structure