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 ...

There are many fun and innovative ways to celebrate Pi Day in your classroom and beyond—you probably already use it as a jumping-off point for key mathematical lessons. If you're in need of something ...

This July, MTLT Teacher Talk will meet to talk about an article from the legacy journal Mathematics Teaching in the Middle School: “Tech-Knowledgy and Diverse Learners” by Jennifer Suh.

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 ...

When students become active doers of mathematics, the greatest gains of their mathematical thinking can be realized. The process of sense making begins when we create classrooms full of curious ...

Equitable teaching requires learning from student experiences in and outside of classrooms. Leyva motivates this argument by highlighting insights from his research that centers students’ narratives ...

Research Clips and Briefs provide a foundation for taking what the research says about mathematics teaching and learning to teachers, administrators, school boards and parents. Email research@nctm.org ...

Taking Action: Implementing Effective Mathematics Teaching Practices in K-Grade 5 (on backorder expected delivery March 2022) Principles to Actions: Ensuring Mathematical Success for All Principles to ...

Teach students to persevere through challenging problems to reach successful outcomes. Download Order Form Email nctm@nctm.org We will contact you within 3 business days to complete your order.

Email nctm@nctm.org We will contact you within 3 business days to complete your order.

Problems to Ponder Monthly, classroom-ready problems that you can digitally assign to your PK–12 students. Illuminations 700+ searchable lessons for your teachers to choose from Activities with Rigor ...