"MentalMath" - train your brain.
Have free time ?
Spend it on self-development.
With "MentalMath" game you will train fast mental math.
Mental math - is not only a useful skill.
It will improve the ability to focus, develop systematic and fast thinking and even reveal your genius.
In addition, mental exercises that require concentration actively burn calories.
For 20 minutes your brain burn as many calories as he would burn in a day.
And during the intermission you will be entertained by quotes of famous people.