Hi genius you are in the right Android Application in Google play store if you want to be the best!

Are you a Math genius? a good fast thinker? a mental calculation pro? Do you have the patience to solve mathematical problems? So let's go ahead.

Summo is a free game Math puzzle that gives your brain a workout!,
The goal is to connect adjacent cells that add up to the sums indicated in the top of the grid. Sumoo is adapted to all ages. It starts with easy games but can become difficult in advanced levels. You have also to clear some "time countdown levels" before your can pass to next stages.

Sumoo helps you improve your mental calculation skills, attention, and helps you make faster decisions.
What is new in this version:
- Sumoo is now an online multiplayer game
- Test your math skills in a race against your friends and prove you're the fastest player! So invite your friends and ave fun with them playing multiplayer games and having fun matches.
- Suport more android devices version