"5-Year-Olds Can Learn Calculus," says a math education researcher with a book out about teaching calculus to 5-year-olds.
I'm all for it, and I'm quite ready to believe that the traditional way the math education system is set up, with memorizing grids of math facts followed by algebra, trig, and calculus, is suboptimal.
But this article doesn't make the case for me that Maria Droujkova and Yelena McMananan have the solution.
I guess we'll all need to buy Moebius Noodles: Adventurous math for the playground crowd for ourselves and find out. By which point--the point where our kids either do or don't do any better than with some flashcard app--it'll be too late. Science, you've failed us again!