A controversial new movement promoting the "science of math" has come into the math establishment's crosshairs.

Getting early-childhood educators more comfortable with teaching math was the focus of a summer workshop held by the Erikson Institute in Chicago, Ill. Credit: Camilla Forte/The Hechinger Report The ...

As her 7th graders wrapped up the school year this past spring, Louisiana math teacher Lerinda Baham was finishing a class of her own—a 50-hour teacher training in middle school math. With the ...