Brain Mania:Speedy Math Quiz
Have you ever guess how much your I.Q point is?
you can know that just play this game during 120seconds..
rules is simple
1. choice a number block which is correct to solve math ploblem
2. ex) ? + 2 = 3 you know the answer is 1 then touch number block
3. To solve many ploblems quickly and exactly is more improving your iq point.