Using properties of operations to teach multiplication is another one of the common core multiplication strategies for 3rd and 4th graders. What exactly are the properties of multiplication? Let’s go ...

The math standards issued by the Common Core State Standards Initiative have made life easier for innumerable teachers, and this compilation of common core multiplication strategies for 3rd and 4th ...

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 ...

Libby Nelson is Vox’s editorial director, politics and policy, leading coverage of how government action and inaction shape American life. Libby has more than a decade of policy journalism experience, ...