FOUR RIDDLES

1. What loses its head every morning and gets it back again every night?

2. What is the purpose of an airplane propeller?

3. What do you call it when a little bird remodels her nest?

4. If you do it once, that's good. If you do it twice on the same day, that's a serious crime.

Answers:

1. A pillow

2. The purpose of the propeller is to keep the pilot cool. If you don't believe it, watch what happens when the propeller stops.

3. Wrenovations

4. Voting