149 books • 30 series
Come and Play, Hippo (I Can Read Books (Harper Hardcover))
Catzilla
What Could a Hippopatamus Be?
Book Bus (Book Bus - Emergent Phase S.)
How Far Will a Rubber Band Stretch?
Frankenstein's Pantyhose (Avon Camelot Book S.)
The Riddle King's Book of Food
Riddle King's Book of School R (Riddle King's Mini-Storybooks)
The Riddle King's Book of Pet (Riddle King's Mini-Storybooks)
The Riddle King's Book of Camp (Riddle King's Mini-Storybooks)
Oinker's Away! Pig Riddles, Cartoons and Jokes
In the Middle of the Puddle
Thaler & Chartier : Pack 109 (Hbk)
Mr. Bananahead at Home
Upside Down Day (Snuggle & Read Story Book)
King Kong's Underwear
Complete Cookie Book
Hippo Lemonade (I Can Read S.) (I Can Read Books (Harper Hardcover))
Funny Side up] (Apple Paperbacks)
Cream of Creature from the School Cafeteria
Madge's Magic Show (Snuggle & Read Story Book)
It's Me, Hippo (I Can Read S.) (My First Little House Books (Paperback)) (I Can Read Book)
The Pac Man Riddle and Joke Book
Un Hippopotame a Mange La Maitresse