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 ...

Carol Atkinson holds a stopwatch as the second-graders in her room fish pencils from their desks, a worksheet of 25 addition problems in front of them. “Ready, set, start,” Atkinson says, and they’re ...

In her more than two decades in front of a classroom, Michelle Jones has used five different math textbooks and, until recently, had grown increasingly frustrated in her inability to reach many of her ...