Drag left and right (or use the arrow keys) to steer your Number Buddy.
Gates change your number: + and × make it grow, − and ÷ make it shrink. Think fast: sometimes +10 beats ×2, sometimes ×2 wins!
Quiz doors ask a quick sum. Run through the right answer to add it to your number.
Dodge the grumpy minus clouds, grab coins, and be bigger than the Number Monster at the finish.
The bigger your number at the end, the more stars you earn. Spend coins on new Buddies!
Pick Easy (adding and taking away), Medium (times tables) or Hard (big sums and dividing) in Settings.