NCTM established the Mathematics Education Trust (MET) in 1976 to channel the generosity of donors by creating grants for preservice teachers, in-service teachers, coaches, teacher-leaders, teacher ...

This activity allows the user to enter a set of data, plot the data on a coordinate grid, and determine the equation for a line of best fit.

The Product Game is a fun, interactive game that exercises your skill with factors and multiples. This Product Game Investigation was adapted with permission and guidance from Prime Time: Factors and ...

Thinking about numbers using frames of 10 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills. (This ...

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

Become confident in facts up to 12 x 12 using visual models that stress the conceptual aspects of multiplication. Download this pdf to learn more about the mathematics of Bunny Times. Read more about ...

Change the number of sectors and increase or decrease their size to create any type of spinner. Then, conduct a probability experiment by spinning the spinner many times. How does the experimental ...

This tool allows you to create any geometric shape imaginable. Squares, triangles, rhombi, trapezoids and hexagons can be created, colored, enlarged, shrunk, rotated, reflected, sliced, and glued ...

Formative assessment is any assessment task designed to promote students' learning. These tasks give both teachers and students feedback, so that teaching and learning activities can be altered ...

A rhombus has four congruent sides. A rectangle has four congruent angles. But a square has four congruent sides and four congruent angles. Using a Venn diagram, the relationship would look like this: ...

A tessellation is a repeating pattern of polygons that covers a plane with no gaps or overlaps. What kind of tessellations can you make out of regular polygons? What shapes tessellate? If shapes can ...