How many people are on the earth? How fast is the population growing? When will we run out of the resources needed to sustain life on our planet? Students explore these and other questions about ...

Join NCTM as we celebrate our Centennial with 100 Days of Professional Learning - live, free webinars presented by selected speakers from the NCTM Centennial Annual Meeting program that was to be held ...

I love the story of Carl Friedrich Gauss—who, as an elementary student in the late 1700s, amazed his teacher with how quickly he found the sum of the integers from 1 to 100 to be 5,050. Gauss ...

The purpose of this book study guide is to provide stakeholder groups with a tool to initiate needed critical conversations and actions in early childhood and elementary mathematics. Format: The book ...

The latest National Assessment of Educational Progress (NAEP) mathematics scores for grades 4 and 8 underscore persistent challenges in mathematics education and highlight the urgency of improving ...

Teachers are asked to regularly plan for instruction. Frequently, the lesson plans are focused more on the activities that will be completed for the lesson rather than on the mathematical goals of the ...

The Common Core’s Standards for Mathematical Practice (SMPs) focus on what it means for students to be mathematically proficient. I have heard many people say that the SMPs are the heart and soul of ...

People of all ages love to play games that are fun and motivating. Games give students opportunities to explore fundamental number concepts, such as the counting sequence, one-to-one correspondence, ...

RESTON, Va., Sept. 25, 2024 - The National Council of Teachers of Mathematics (NCTM) is excited to announce the release of High School Mathematics Reimagined, Revitalized, and Relevant. This ...

Does “I do—we do—you do” ring a bell? Well of course it does. Better known as the gradual release of responsibility, this model of teaching ensures that students have the right tools and thinking ...

Reston, VA - September 10, 2025 - The National Council of Teachers of Mathematics (NCTM) today responded to the newly released NAEP Grade 12 mathematics results with an urgent call for systemic action ...

Sue O’Connell has years of experience as an elementary classroom teacher, math coach, district school improvement specialist, and math speaker/consultant. She is the author of numerous books that ...