Use this vertex-edge tool to create graphs and explore them. Investigate ideas such as planar graphs, complete graphs, minimum-cost spanning trees, and Euler and Hamiltonian paths. Create a complete ...

While it is important to plan and invest the time at the beginning of the school year or semester engaging in tasks that allow us to get to know our students as mathematics learners, it’s equally ...

Ensuring that students complete college- and career-readiness requirements in mathematics is essential. Although knowledge of computer science is also fundamental, a computer science course should be ...

Use this tool to strengthen understanding and computation of numerical expressions and equality. In understanding equality, one of the first things students must realize is that equality is a ...

NCTM's Mathematics teacher preparation program recognition standards and review process are used by institutions seeking accreditation from the Council for the Accreditation of Educator Preparation ...

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 ...

The NCTM Spring Conferences provide dynamic, face-to-face networking and learning opportunities for mathematics educators across the nation. These opportunities are a great way to engage with your ...

If you have experience and expertise on a particular topic in mathematics, consider becoming a speaker at an upcoming NCTM event. Being a speaker is a great way to increase your exposure and build ...

Procedural fluency is an essential component of equitable teaching and is necessary to developing mathematical proficiency and mathematical agency. Each and every student must have access to teaching ...

This applet allows for the discovery of the incenter and incircle of a triangle.

Okta challenges you to a duel! That crazy octopus wants to play you in a game where the first person to choose cards with a specified sum wins. You can choose how many cards, what types of numbers, ...