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 ...

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 ...

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 ...

Exploration Enter 4 onto the red pan. Then, enter 9 onto the blue pan. What happens? Why? Reset the balance. Enter 12 onto the red pan. Then, enter a sum (two numbers added together) onto the right ...

Discover a bold new vision for high school mathematics that empowers students through engaging, real-world learning. This essential publication reimagines the curriculum to focus on student-centered ...

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 ...

While ed tech platforms solve many challenges, schools need to ensure teachers are providing manipulatives and keeping communications open for students without internet access during school closures.

Algebra is considered the gateway to advanced mathematics, and school districts across the country have hoped to diversify access to college-preparatory math by increasing the number of students who ...

The Mathematics Education Trust (MET) has selected Joan Ferrini-Mundy and Elizabeth (Betty) Difanis Phillips to receive the NCTM Lifetime Achievement Award. The award honors NCTM members who have ...

Dr. Amanda Jansen is a professor in the School of Education at the University of Delaware. She is a mathematics educator who conducts research on students’ engagement in mathematics classrooms and ...

The National Council of Teachers of Mathematics (NCTM) is proud to be a part of the Launch Years Math Organizations Leadership Network (LY-MathLN). This network has just released a new Call to Action ...

Reston, Va. - October 30, 2020 - The National Council of Teachers of Mathematics (NCTM) reacted to the latest results from the National Assessment of Educational Progress (NAEP) for 12-graders in ...