Come join your friends at the Quotient Cafe, where all the food is served family style. Everyone sits at one table and shares the meal evenly. Use your division skills to figure out how much each ...

Quilters and other designers sometimes start by producing square patches with a pattern on them. These square patches are then repeated and connected to produce a larger pattern. Create your own patch ...

This meaningful learning experience intrinsically invites problem solving and mathematical thinking that emerges during play.

Putting a twist on a popular mathematical tool, this collection of activities shows how putting a number 1 in the bottom-left cell and a 100 in the top-right cell can better support student reasoning.

Use tiles to represent variables and constants, learn how to represent and solve algebra problem. Solve equations, substitute in variable expressions, and expand and factor. Flip tiles, remove zero ...

Considered the “premier mathematics education event of the year,” NCTM Annual Meetings bring together thousands of mathematics educators from all over the world to learn, collaborate, inspire, and ...

Okta challenges you to a duel! That crazy octopus wants to play you in a game where the first person to choose cards with a specified sum wins. You can choose how many cards, what types of numbers, ...

Use this tool to strengthen understanding and computation of numerical expressions and equality. In understanding equality, one of the first things students must realize is that equality is a ...

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Use this interactive tool to create dynamic drawings on isometric dot paper. Draw figures using edges, faces, or cubes. You can shift, rotate, color, decompose, and view in 2‑D or 3‑D. Start by ...

Explore different representations for fractions including improper fractions, mixed numbers, decimals, and percentages. Additionally, there are length, area, region, and set models. Adjust numerators ...

Explore engaging math problems to challenge students and enhance their problem-solving skills with the National Council of Teachers of Mathematics' Problems of the Week.