Do you want to exercise your brain?　Do you need a fun game to play with your friends?　Then this app is your best choice!　"Mental Math Grand Prix" is a mental math app where you can compete with players around the world!

FEATURES:
- All you have to do is solve five math problems as fast as you can. It's that simple.
- Our recommended way of calculation, the style of calculation by soroban, will improve your calculation speed dramatically. It's very unique and original.
- You can compete with your friends, family members, and people all over the world.

FOR WHOM:
- Once you know how to add whole numbers, not only grown-ups but even school children can enjoy this app. Age doesn't matter. Anyone can be a winner!

LEVEL:
- There are four levels that increase in difficulty.
The First Level [Single-digit Addition] - Anyone can try.
The Second Level [Double-digit Addition] - After you pass the first level (by completing it in 30 seconds or less)
The Third Level [Triple-digit Addition] - After you pass the second level (by completing it in 1 minutes or less)
The Fourth Level [Quadruple-digit Addition] - After you pass the third level (by completing it in 2 minutes 30 seconds or less)

ABOUT US:
We have been trying to make the learning fun for both grown-ups and kids since 1994.
CAI Media: http://www.caimedia.jp/
Questions on this app: [email protected]

Are you ready? Activate your brain cells with the Mental Math GP!
Be the world's greatest master of Mental Math!!

*This product uses fonts from Fontworks Inc. The Fontworks Inc., Fontworks, and font names are trademarks or registered trademarks of Fontworks Inc.