Pit your brain against friends, foes, and Mr. Brain himself!
Planes fly by shooting out bubbles filled with numbers, you use your brain to pop the bubbles and solve math problems. The faster you create and solve your equations, the faster your race car will move. The goal is to win each race and advance to a more difficult level.
Increase your fun to mind boggling levels by adding up to four players, each with his/her own iPhone or iPod Touch.