- Earthquakes, Seymour Simon
- Amazing aircraft, Seymour Simon
- Exoplanets, Seymour Simon
- Penguins, Seymour Simon
- Lungs, your respiratory system, Seymour Simon
- How to talk to your computer, by Seymour Simon ; illustrated by Mike Lowery
- Giant machines, by Seymour Simon
- Gorillas, Seymour Simon
- Tornadoes, Seymour Simon
- Crocodiles & alligators, Seymour Simon
- Sharks, Seymour Simon
- Killer whales, by Seymour Simon
- Sea creatures, Seymour Simon
- Lightning, Seymour Simon
- Elephants, Seymour Simon
- Baby animals, Seymour Simon
- Weather, Seymour Simon
- Tornadoes, Seymour Simon
- Coral reefs, Seymour Simon
- Butterflies, Seymour Simon
- Simon, Seymour, SeeMore readers
- Now you see it, now you don't, the amazing world of optical illusions, by Seymour Simon
- Animal fact/animal fable, Seymour Simon ; illustrated by Diane de Groat. --
- Rocks & minerals, Seymour Simon
- Bones, our skeletal system, Seymour Simon
- Muscles, our muscular system, Seymour Simon
- The brain, our nervous system, Seymour Simon
- Destination, Moon, Seymour Simon
- Spiders, Seymour Simon
- Seymour Simon's book of trains
- Insects, by Seymour Simon
- Eyes and ears, Seymour Simon
- Danger! volcanoes, Seymour Simon
- Dolphins, Seymour Simon
- Autumn across America, Seymour Simon
- Wildfires, Seymour Simon
- Hurricanes, Seymour Simon
- Seymour Simon's book of trucks
- Water, Seymour Simon
- Guts, our digestive system, Seymour Simon
- Global warming, Seymour Simon