You just have to make 10! Quickly add 30 times.
Compete with people around the world with a simple addition game.
Simple but addictive.
Be a king of mental arithmetic.
- Simple Kids Math Challenge
- Simple Brain Training
- Check 30 times calculation time
- Check worldwide ranking
Classic Mode : If you are 3 times wrong on one stage, game is over.
Perfect Mode : Once you are wrong, the game is over.
9Apps 4.9
