Brain Booster for Android
Using a slider to select the answer is impossible, or I'm too dumb
Very nice application, helpful for students. Give option for type the result, not by slider.
Amazing app.....easily can boost the math calculation
Kudos to developer
Awesome
Nice
Good job
Very useful for growing boy loved plz downloads
Love it very useful
by E####:
Amazing app.....easily can boost the math calculation