Mathematicians, are you ready? This second-grade math problem is a doozy—and it seems like no one can figure it out. (By the way, if you can solve this math puzzle, you’re probably a genius.) Angie ...

Write and tell time on analog and digital clocks. OBJECTIVE: I can write and tell time on analog and digital clocks. This lesson will feature the book Time Word Problems by Lisa Colozza Cocca. / Julia ...

Addition & subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve. Today we ...

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...

A set of guidelines adopted by 45 states this year may turn children into "little mathematicians" who don't know how to do actual math. A few weeks ago, I wrote an article for TheAtlantic.com ...