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Non-routine math problems for grades K-12 designed to be used schoolwide to promote a problem-solving theme.


POM Overview

Why problem solving? If we want our students to be problem solvers and mathematically powerful, we must model perseverance and challenge students with non-routine problems.

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Jumpstarting a Schoolwide Culture of Mathematical Thinking: Problems of the Month

A practitioner’s guide to using the Problems of the Month school-wide


Videos of the mathematical practices in classrooms. Tasks aligned to the Common Core you can use right away. Mentors to support the mathematical practices.

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Mentors of Mathematical Practice

Our featured teachers engage their students with multiple mathematical practices simultaneously.

Mathematical Practice Standards

See video examples of the standards for mathematical practice at different grade levels.

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Grade-level tasks, student work samples, & rich discussion of student understandings, misconceptions, & implications for instruction.

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5th grade: Candies

Watch a re-engagement lesson on proportions and ratios, based on the Candies task.

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7th grade: Pizza Crusts

Watch a lesson on area and perimeter, based on the Pizza Crusts task.

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classroom teachers


Inside Mathematics features classroom examples of innovative teaching methods and insights into student learning



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Inside Mathematics supports coaches and mentors to help teachers begin and sustain the work to improve math teaching and learning in their classrooms.