Boxaliens are attacking the planet! Stop them! By pressing and dragging the mouse in the bottom area of the screen create the bullet with the same or bigger dimensions as falling alien! The score is based on bullet area (width*height) in comparison to the alien area. Better dimensions match means better score! Once the bullet is created, it flies against the alien! If the bullet area is bigger then alien area, it bounces him back! in every level you must bounce back specified amount of aliens, watch out for timelimit!