关于游戏
Aliens are invading our planet! Solve the math question, and attack the alien with your laser. Covers addition, subtraction, division and multiplicati...
Aliens are invading our planet! Solve the math question, and attack the alien with your laser. Covers addition, subtraction, division and multiplication questions. How high can you score? How to play: Select a math operation to solve Use the mouse touch or keyboard to type in the result