(smooth music) - [Students] Math Mights! - Welcome back, second grade Math Mights. My name is Mrs. McCartney. I'm so excited that you've joined us for some math fun. Today, we're going to do a word ...

In his new book, "Math With Bad Drawings: Illuminating The Ideas That Shape Our Reality" Ben Orlin reveals to us what math actually is. It's myriad uses, it's strange symbols, and the wild leaps of ...