Answer:
When is homework not homework?
No matter how terrible things get for the people of the Arctic, they will not eat a penguin. Why not?
A claustrophobic person gets on a train. The train enters a tunnel just as it is leaving the station. Where is the best place for him to sit?
How do you drop an egg and never break it?
4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around