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 ...

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This post first appeared in Business Insider. The Common Core has come under fire by parents who say the new education standards make math needlessly complicated. Last week, the New York Times’ Motoko ...

I don’t typically write responses to other opinion pieces, but there was one two weeks ago about new techniques in elementary math education that has inspired me. The main complaint was that there are ...