Classroom Resources / Illuminations Shape Sorter Grade: 6th to 8th A rhombus has four congruent sides. A rectangle has four congruent angles. But a square has four congruent sides and four congruent ...

The programs of the National Council of Teachers of Mathematics present a variety of viewpoints. The content and views expressed or implied in these presentations should not be interpreted as official ...

Joint Statement from NCTM, NCTE, NCSS and NSTA on Withholding of Education Funding As representatives of the K-12 teachers and leaders in the core subject areas, we are alarmed by the decision to ...

It is with sadness that we announce the passing of James T. Fey, who will be remembered for his leadership in the mathematics education community, nationally and internationally, championing ...

One aspect of culture is a commonly held set of beliefs and norms that guides the practices of a group. At a broad/national level, the culture of mathematics teaching can be characterized as both an ...

The quantity of open educational resources (OERs) continues to grow rapidly. OERs are “learning, teaching and research materials in any format and medium that reside in the public domain or are under ...

The Mathematics Education Trust (MET) is excited to announce it has selected Matt Larson to receive the 2025 NCTM Lifetime Achievement Award. The award honors NCTM members who have exhibited a ...

While the education landscape has changed significantly since its 2020 release, this comprehensive report, prepared for the International Congress on Mathematical Education, still offers readers a ...

During the NCTM Capitol Hill Day visit last week, legislators asked if we could share stories of how recent changes are impacting education. Has anything changed since the start of the year? Are ...

Representatives from the National Council of Teachers of Mathematics (NCTM) Board of Directors met with congressional leaders on Capitol Hill on Thursday, February 27, to advocate for policies that ...

NCTM and the Council for Exceptional Children emphasize the importance of shared responsibility for math education with the release of a Joint Position Statement on Teaching Mathematics to Students ...