Books in Smile a While Joke Books series

A collection of knock-knock jokes, including "Knock, knock. Who's there? Amos. Amos who? A mosquito bit me."

A collection of jokes and riddles about sports, such as "What do a bat and a fly swatter have in common? They both hit flies."

An illustrated collection of jokes and riddles about animals, such as "Which dog always knows what time it is? A watch dog."

A collection of gentle riddles such as "How do you make an egg roll? Push it down the hill."

A collection of sentences difficult to say, for example: Which is the witch that wished the wicked wish?

A collection of jokes and riddles about teachers, classrooms, and other aspects of schools and education, including "When should teachers wear sunglasses? When they have bright students."