Theres One Thing Danica McKellar Isnt Good At | TMZ TV

Danica McKellar is really smart but she says those smarts dont help her sense of direction! SUBSCRIBE: About TMZ: TMZ has .
We got Wonder Years star and math guru Danica McKellar out in LA and our camera guy asks her if she can explain the Pythagorean theorem? SUBSCRIBE: .
Danica McKellars first math book flies off the shelves and helps middle-school girls become BFFs with math. Danica McKellar became a child star on the iconic .
Danica McKellar wrote a song about pi, but itd take forever to sing it all. #mathhumor Visit for showtimes. Follow Harry on social: Facebook: .