In the spring, the Issaquah School District set out to pick the best math curriculum to help its high-school students prepare for the state’s rigorous new math standards. The district’s math pros ...

In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

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A new NCERT Class 9 maths textbook blends history, real-life applications and inquiry-based learning to reduce rote methods.

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. In Sarah Cuddihy’s 1st grade class at Driscoll School here, ...