Fight of hordes of enemy Martians using your maths skills!A great way to improve your mental arithmetic.Makes maths fun!For ages 7 – adult.The game has 14 levels of difficulty.Find the maths too easy – simply raise the difficulty level.There’s a difficulty level for all abilities!Includes a practice level which can be replayed to fine-tune your skills.Features:24 game levels.A variety of guns to be unlocked and used.Multiple Martians all with unique behaviors.More to come …The Free version is supported by Ads.