Why did the tree go to the dentist?

Why was the plumber predicted to win American Idol?

When do astronauts eat?

Why didn't the dog want to play football?

What do bees chew?

How do you know the sun will be back tomorrow?

What does algae do when it's in trouble?

What's the king of all school supplies?

What color are all the books in the library?

What do fish do at parades?

Why don't fish play basketball?

How long will dinner be?

What's a shoemaker's favorite dessert?

What kind of cheese has the most life experience?

Why did the man decide to sell his vacuum?