PUZZLE 1: Whenever you press the B key, the sprite gets a little bigger. Whenever you press the S key, the sprite gets a little smaller. PUZZLE 2: Whenever the sprite hears a loud sound, it changes color. PUZZLE 3: Whenever the sprite is in the top 25% of the screen, it says "I like it up here." PUZZLE 4: When the sprite touches something blue, it plays a high note. When the sprite touches something red, it plays a low note. PUZZLE 5: Whenever two sprites collide, one of them says: "Excuse me.” PUZZLE 6: Whenever the cat sprite gets near the dog sprite, the dog turns and runs from the cat. PUZZLE 7: Whenever you click on the background, a flower appears at that spot. PUZZLE 8: Whenever you click on a sprite, all other sprites do a dance. PUZZLE 9: Whenever you move the mouse-pointer, the sprite follows but doesn't touch the mouse-pointer.