Add Yahoo as a preferred source to see more of our stories on Google. This article was originally published in The Hechinger Report. ASTON, Pa.— In Jodie Murphy’s kindergarten class, math lessons go ...

Two students in Danielle Adler’s kindergarten class at Marcus Hook Elementary School in Marcus Hook, Pa., prepare for an addition problem. Credit: Holly Korbey for The Hechinger Report The Hechinger ...

The latest results from the National Assessment of Educational Progress just painted a dismal picture of math performance in America’s schools, continuing to show more than a decade of stagnation.