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 ...

As educators, we believe joy, hope, and curiosity are essential to learning. Through the NCTE-NCTM Joint Conference for Elementary Literacy and Mathematics, we commit to teaching mathematics and ...

Provide opportunities for students to engage in data and statistical reasoning using authentic datasets. Use real-life civic and social contexts, such as housing costs, pollution, and school funding, ...

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 ...

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 ...

Be prepared with additional items of varying sizes. Items that are too small (such as a dime) and too large (such as the opening of an umbrella) tend to be less accurate. After the measurements have ...

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

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 ...

Members-Only Access Log in above or click Join Now to enjoy these exclusive benefits: Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM ...

Thank you to all who attended the NCTM 2025 Spring Conference in Kansas City! A special thanks to our program committee, volunteers, speakers, sponsors, and exhibitors who helped make this event a ...

A proactive, rather than reactive, approach to interventions creates opportunities for students to develop the foundational concepts and skills necessary to engage meaningfully with grade-level ...

Founded in 1920, the National Council of Teachers of Mathematics (NCTM) is the world's largest mathematics education organization throughout the United States and Canada.