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 ...

In honor of MET’s 50th anniversary, we invite you to help us raise $50,000 to expand grants, scholarships, and awards that strengthen mathematics teaching and learning nationwide. MET is the ...

A net is a two-dimensional figure that can be folded into a three-dimensional object. Which of the nets below will form a cube? Click on any net, and determine whether or not it can form a cube. An ...

Explore interactive tools and resources for teaching and learning mathematics, provided by the National Council of Teachers of Mathematics.