Nicole is baking 100 cookies for the school bake sale. While decorating, she gets bored and decides to vary the decorations. She places a cherry on every third cookie, the icing on every fourth cookie ...

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 ...

As children grow, their cognitive skills develop, and with that, their capacity to comprehend and apply mathematical concepts evolves. In this article, we’ll guide you through the key math skills kids ...

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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 ...

Students who can't understand instructions for math problems face unnecessary barriers to achievement. Students who don’t read well or lack crucial vocabulary often face unnecessary obstacles—not just ...