This is a free balloon, like the freedom of the sky, flying toward their goals, but there are too many obstacles in this process, you need to help the balloon and let it fly to the destination.
Eliminate the corresponding objects in the game, let the balloon flew on the orange walls, through the checkpoints.
Different objects in the game, they have a different role. Some can be eliminated, and some can not be eliminated; different objects have different elastic; objects will balloon punctured, so pay special attention. Rush to find the effects of these different objects, and quickly, to help the balloon fly freely.