Why was the science experiment always changing its mind?

What do you call it when a chemist gets way too angry?

Why was the math book sad?

Which dog dreams of being a matador?

Why aren't there any knock-knock jokes about the United States?

What is a toilet's favorite hand in poker?

Why did the pillow go to the doctor?

How do you know a lawyer is lying?

What did the doctor say when the nurse told him the invisible man was there?

What's the difference between a pickpocket and an umpire?

Which cats have the best manners?

What did the buffalo say when he dropped his son off at school?

Who's in charge of the school during summer vacation?

What do you call a nearsighted cowboy?

What does a queen bee do when she burps?