In DeKalb County, Ala., elementary school math classes have gotten noisy. In a good way. Instead of worksheets and textbooks, children practice adding and subtracting with tiny toy bears. They ...

Last December, several members of a national organization for math education leaders came together to issue a warning. A growing movement in the field, they claimed, was calling on schools to adopt an ...

New York City’s attempt to change how schools teach math is facing some early roadblocks—and generating debate that cuts to the core of long-standing scientific and philosophical questions about how ...