With this little game you can improve
your brains attention level, playing 5 minutes for a day.
In every level there will be 2 integer value against 15 letter and your only mission is catching these integers.
If you couldnt catch them, you can press "-1" for each answer.
Each level has 5 round,after the last one you can see your success rate.
In the statistics page, you can see your general success rate or for each level, you should have 91% avg for next level.