I used the tutorial "Physics Game" to make this. To play, you click to fire the cannonball and aim for the penguin and the monster. Each hit earns you points, and each fire takes away a point. Enjoy!
Game
expert physics, simple events, direction and turning, simple motion, advanced costume handling, advanced physics, resize actor, variables, simple loops, string handling, simple conditionals, advanced events, actor properties, simple sound playing, input/output, text handling, layers, detect conditions, advanced motion,