39 books
Merriam-Webster's Word Play Crosswords
Puns Spooken Here
Biggest Book of Animal Riddles
The Circus of Words
Have a Punny Christmas
Disorder in the Court
Pun and Games
Pun and Games: Jokes, Riddles, Daffynitions, Tairy Fales, Rhymes, and More Word Play for Kids
Nothing Risque, Nothing Gained
More Anguished English
Building Bridge
The Play of Words
Crazy English
Anguished English
Workbook for Basic Verbal Skills