This article was originally published in The Hechinger Report. ASTON, Pa.— In Jodie Murphy’s kindergarten class, math lessons go beyond the basics of counting and recognizing numbers. On a recent ...

For several years, my son went to the UCLA Math Circle run by Dr. Olga Radko and Dr. Oleg Gleizer (both mathematics PhDs), whom I've gotten to know well. It's a superb program, which teaches children ...