After a long and frustrating homework session with his 2nd grade son one day last school year, Jeff Severt dashed off a letter to the teacher. “I have a bachelor of science degree in electrical ...

Cookies and math tend to go together in an elementary school classroom. And not always as reward for a correct answer. Teachers use them as conceptual props to explain an operation like division. It ...

A correction to an earlier version of this article has been appended to the end of the article. When Veera Sinha was a little girl in India, her father asked his kids to solve math puzzles in their ...