Your aim and calculation will be the most important things in this game, you have to save your friends without hurting them and that can be really complicated. You must use your good eye and the surrounding environment. Sometimes the terrain will bounce the arrow, or you can also get yourself some TNT boxes that you can explode, use each object to your advantage.
Try to get as many stars as you pass each level, and try to overcome the special levels of the balloons, sometimes they move really fast. Use all your skills to overcome each level.