“NCTM is committed to expanding meaningful opportunities for students to engage deeply with mathematics. Partnering with TSA through TEAMS aligns with our shared goal of helping students see ...

See how well you understand function expressions by trying to match your function graph to a generated graph. Choose from several function types or select random and let the computer choose.

This tool allows you to learn about various geometric solids and their properties. You can manipulate and color each shape to explore the number of faces, edges, and vertices, and you can also use ...

Overall, strong evidence suggests that bilingualism does not impact mathematical reasoning or problem solving. Bilingual speakers sometimes switch languages when carrying out arithmetic computations.

Thank you to all the speakers for making this such a memorable and impactful experience for so many of your peers. Here are just a few comments attendees had: Feeling invigorated after spending the ...

Explore dates and details of past and upcoming NCTM Annual Meeting & Expositions for educators in mathematics.

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 ...

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.

This tool allows you to explore fractions, decimals and percents by creating fractions with denominators up to 100. Note that a revised version of this tool, Fraction Models, uses length, area, region ...

The Factor Game applet was adapted with permission and guidance from "Prime Time: Factors and Multiples," Connected Mathematics Project, G. Lappan, J. Fey, W ...

Help the alien spaceship move cows into corrals by counting, adding, and subtracting. This activity helps children learn grouping, tally marks, and place value. As they master counting, they can move ...