- Charlie Brown's 'Cyclopedia Vol. 3 Featuring All Kinds of Animals from Dinosaurs to Elephants
- Charlie Brown's Cyclopedia Volume 8 Featuring Stars and Planets
- Hallmark Thoughts on Getting Well Peanuts Book 1968
- Charlie Brown's Cyclopedia Volume 3 Blast Off to Space: Astronauts, Rockets, and Moon Walks
- Peanuts Philosophers