Professor Raúl Rojas has published a book about how symbols have been used throughout history in mathematics. The work was translated into English this year.

Students aren’t necessarily missing the math, they’re missing how to make sense of the problem itself. Once we see ...

Principals often start out in the role trying to do everything themselves, but learning to delegate is a must—both for ...

Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't be said when we're asked how many minutes are in 2.4 hours (it's 144).