Control the missiles' rotation by mouse, avoid blocks and destroy boxes. Don't judge the game with first levels, it is getting more fun at later levels.
Here is a cheat for you, if you don't like to play first levels, Type "all" at the level select screen and all of the levels will be avaible.
Controls: Move mouse to aim and click to fire the missile. Missile rotates according to cursor's location. Hit boxes, avoid moving blocks.