AB Math Expert!

Stimulate your brain with an addictive mental calculation game Follow your world ranking with the Game CenterThe principle of the game is simple :- click on the bubbles in ascending orderThe bubbles turn around, time is limited and there are many tricks. It is a calculation game, but also a speed and concentration challenge. Available as an universal app for both iPad and iPhone/iPod touch- 5 levels of difficulty- very difficult at the highest levelsWill you match the challenge ?From the same author :AB Math - fun game for kidsWord Domino