77 books • 20 series
Boo Who?: And Other Wicked Halloween Knock-Knock Jokes
Easter Crack-Ups: Knock-Knock Jokes Funny-Side Up
Simms Taback's Great Big Book of Spacey, Snakey, Buggy Riddles
Silly School Riddles (Dial Easy to Read: Level 3)
Stinky Riddles (Dial Easy to Read: Level 3)
Turkey Riddles (Puffin Easy-To-Read: Level 3)
Piggy Riddles (Dial Easy to Read: Level 3)
Ribbit Riddles (Puffin easy-to-read) (Puffin Easy-To-Read: Level 3)
Puppy Love (Riddle in the Middle)
Dino Riddles (Puffin Easy-To-Read: Level 3) (Easy-To-Read - Level 3)
Yule Laugh
Hardy Har Harvest
Funny Bunny Hilariously Hare Brained
Funny Bunny (Riddle in the Middle)
Hanukkas Ha Has
Ho Ho Ho, Ha Ha Ha (Lift-The-Flap Knock-Knock Book)
Hanukkah Ha-Has (Lift-The-Flap Knock-Knock Book)
Froggy Riddles
Kitty Riddles (Easy-To-Read: Level 2 (Prebound))
Olive You! (Lift-The-Flap Knock-Knock Book)
Fishy Riddles Promo (Easy-To-Read, Puffin)
Buggy Riddles Promo (Easy-To-Read, Puffin)
Spacey Riddles Promo (Easy-To-Read, Puffin)
Snakey Riddles Promo (Easy-To-Read, Puffin)