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 ...

With the possible exception of fractions, no elementary math topic or skill stresses students out more than long division does. And it’s so unnecessary--not just the stress, but the skill. Think about ...

An Iowa woman jokingly calls it "Satan's handiwork.'' A California mom says she's broken down in tears. A Pennsylvania parent says it "makes my blood boil.'' What could be so horrible? Grade-school ...