Math Defender

Aliens are attacking! Break their code and protect Earth from invasion. You have technology which allows you to protect Earth from alien invasion. You need to solve equation on each UFO and zap them with correct answer! Awesome game which trains your brain and very fun to play. You will be given addition, subtraction, multiplication and division problems which you should solve fast tune your laser and zap UFO with correct answer. There are 10 levels and each level has 5 speeds try to beat them all. If your kid likes mathematica and solving math problems then you should get this game.