Get rid of all nasty blue creatures using all possible tools you can find. Drop stones on their heads, blow bombs near and pop the balloons to change their position. Do everything fast and earn maximum points.
Launch the game and deal with all blue nasty creatures you will see around. Stop the invasion by clicking on various tool to activate them. Blow bombs, pop balloons and drop various stones to smash them. Complete levels fast and each maximum points for good timing. Each following levels is far more complicated, so train a lot and improve your skills.