Border Of Zombie Slaughter

Game description
Border Of Zombie Slaughter is an action-zombie-shooting-math-games with a lot of killing, different of enemies type and ability, weapons, and skill. This game is designed to make kids unconsciously start loving mathematic by playing action shooting zombie games.
How to play
move using "A,W,S,D" or "Arrow key" kill all enemies before they attacking your base. tips: - dont waste your ammunitions - shoot range enemies first