The Brain Trainer by calculating simple math 100 times.
- useful for daily Brain Activator
- useful for Math Trainer
- Game Center aware.
- Easy: very easy math. 25 problems for each +- (sorted).
- Hard: little bit harder math. 25 problems for each +- (shuffled).
Requirements: iOS 5.1 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5.