Why did the mountain ace its math test?
What did you learn in school today, son?
Why did the cow go to outer space?
Where do baby ghosts go during the day?
How do we know that Saturn was married more than once?
Why do vampires make terrible police officers?
Which superhero is here to solve world hunger?
What's a snake's favorite subject in school?
Did you hear about the two people who fell in love on a camping trip?
What is a zebra's favorite product for dental hygiene?
Why did the map not want to be weighed?
Why was the cobbler looking for work?
What is the best way to communicate with a fish?
What are the smartest highways in the world?
What is blue and not heavy?
Why is grass so dangerous?
Why did the leprechaun climb over the rainbow?
What goes ooo ooo ooo?
What bird is always sad?
Why is it hard to talk to a shy cow?