Hannah Cairo is in the first year of her mathematics graduate program at the University of Maryland. Like her peers, she does research and is a TA on campus.

Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

It’s 10 a.m. on a Saturday at Cal State Fullerton and students are revved up. It’s Math Circle time. Math Circle is a Saturday program for students in second through 12th grade, most of whom are ...

As witnesses got up to testify to the Ohio legislature, it became clear there would be no consensus on Common Core math. Opponents to the new learning standards said they were developmentally ...

Edward R. Howe does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...