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 ...

Several weeks before the official start of the coming school year, 18 kindergartners-to-be wearing big-kid backpacks filed into Maria Surface’s snug, sunny classroom at Beaverton’s Vose Elementary ...