I know New Math from the 1960s; the sibling comment to my post indicates that ghettoCoder is talking about Common Core today and I disagree with his characteriz

I know New Math from the 1960s; the sibling comment to my post indicates that ghettoCoder is talking about Common Core today and I disagree with his characterization of Common Core. New Math as practiced in the 1960s is a fascinating and very different failure case, although it probably had similar problems in implementation (poor teacher training and shoddy repackaged curricula).