Add It puzzle - Addition game

"Add It puzzle(+)" is a beneficial and healthy puzzle game that all ages to have fun while playing.
Kids can enjoy while learning and get use to it.
The effects that can be expected through the game are as follows.
1. Become more familiar with addition.
2. Able to operate addition faster.

The Contest mode using Google+ Leaderboard has been added.
If you are bored in a simple game, please try to challenge the Contest mode.
You can see ranking of your and your friends now.
Please try to challenge the ranking with friends.

- Existing games will be able to continue the practice in the Practice mode .