Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...

Join Ms. Askew for a Mystery Math Mistake. Can you find her division mistake? D.C is going to help us understand how to decompose fractions to make a whole number! Math Mights is available to stream ...

Students build the foundations for dividing a whole number by a unit fractions This lesson helps students build the foundations for dividing a whole number by a unit ...

Richard Rusczyk, founder of Art of Problem Solving, has a vision for bringing “joyous, beautiful math” — and problem-solving — to classrooms everywhere. When Richard Rusczyk became interested in math ...

The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...