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 ...
Daily Mail on MSN
Head-scratching grade school math sum divides people... can you remember the golden rule?
A grade-school math problem has stumped people. Can you solve the equation?
Some results have been hidden because they may be inaccessible to you
Show inaccessible results