Measure your hand. Create and use a line plot of hand span data to answer questions. Warm up with a Mystery Math Mistake to find the mistake made in counting up on a number line to subtract. Notice ...

One of the most hotly contested teaching practices concerns a single minute of math class. This story also appeared in Mind/Shift Should teachers pull out their stopwatches and administer one-page ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...

Earlier this week, I wrote about the history of progressive math education, the culture wars it has inspired over the past hundred years, and the controversy over the California Math Framework. Today, ...

Across the country, educators continue to wrestle with big questions about math curricula. Two years ago, the California education board’s adoption of a long-gestating new math framework added more ...