Board of Directors Election. NCTM members will be electing a President-Elect and four new Board members to the Board of Directors this spring. The Board of Directors sets the ...

Help your students explore the world with Notice, the snail, and Wonder, the owl. These two friends discovering that math is all around them. Notice and Wonder provide fun and engaging mathematics ...

Help your students explore the world with Notice, the snail, and Wonder, the owl. These two friends discovering that math is all around them. Notice and Wonder provide fun and engaging mathematics ...

This two-part e-example presents a virtual 11x11 pin grid and triangular grid where students can explore geometric shapes and measurements with the option of shading areas, hiding pegs, deleting ...

Adoption of curriculum materials is one of the most important decisions a teacher, school, or district can make. While state standards describe what students are expected to learn and be able to do, ...

Formative assessment is any assessment task designed to promote students' learning. These tasks give both teachers and students feedback, so that teaching and learning activities can be altered ...

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 ...

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Every day in every mathematics classrooms around the world, teachers of mathematics work hard to help students learn. Sometimes their learning excites us and sometimes their lack of it disappoints us.

These grade-band specific professional learning modules are focused on the Effective Teaching Practices and Guiding Principles from Principles to Actions: Ensuring Mathematical Success for All.

Focus in High School Mathematics: Reasoning and Sense Making is a conceptual framework to guide the development of future publications and tools related to grades 9–12 mathematics curriculum and ...

Students analyze the structure of algebraic expressions and a graph to determine what information each expression readily contributes about the flight of a horseshoe. This task is particularly ...