Add and subtract your way to fun with Math Jack!
Math Jack challenges your skills in math while promising a fun, casual gameplay. Each level gives you a higher number to reach and 10 random numbers to add or subtract. You have limited seconds to try and beat the game and your friends!
You start with 80 seconds trying to get 100, and after 40 seconds you can find yourself endulging in strategic subtractions.
Infinite number of levels awaits the third graders, college students and PhD holders!
Side effects include an increase in math skills, sharpened brains and a fast reaction time with lots of fun!