The iPhone, up through iOS 6, comes with a standard calculator application. When you hold your phone in portrait mode, with the home button at the bottom, then the display for the calculator shows ...

Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...

Ah, math. It’s why I became an English major. But now math is spinning back around and haunting me in the form of my fifth grader. Last night, I found myself dealing with how to multiply fractions as ...