- Saturn, Seymour Simon
- Jupiter, Seymour Simon
- Crocodiles & alligators, Seymour Simon
- Super storms, Seymour Simon
- Dogs, Seymour Simon
- Wild babies, Seymour Simon
- Fighting fires, Seymour Simon
- Whales, Seymour Simon
- Earth, our planet in space, Seymour Simon
- Seymour Simon's book of trucks
- The on-line spaceman and other cases, by Seymour Simon ; illustrated by S. D. Schindler
- Storms, by Seymour Simon
- Giant machines, Seymour Simon
- Horses, by Seymour Simon
- Big cats, Seymour Simon
- Wolves, Seymour Simon
- The heart, our circulatory system, Seymour Simon
- Gorillas, Seymour Simon
- Destination: Mars, Seymour Simon
- The sun, Seymour Simon