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Incoming Resources
- The long journey from space, by Seymour Simon
- Comets, meteors, and asteroids, Seymour Simon
- The brain, our nervous system, Seymour Simon
- The heart, our circulatory system, Seymour Simon
- Our solar system, Seymour Simon
- Body sense/body nonsense, by Seymour Simon ; illustrated by Dennis Kendrick
- Moon, Seymour Simon
- Big cats, Seymour Simon