- Skunks, Patricia Whitehouse - (pbk.)
- Mountain animals, Francine Galko
- Plant reproduction, Richard & Louise Spilsbury - (pbk)
- Coral reef animals, Francine Galko
- Pond animals, Francine Galko - (pbk.)
- Proteins for a healthy body, Angela Royston
- Morse code, Karen Price Hossell
- River animals, Francine Galko
- River animals, Francine Galko - (pbk.)
- Pond animals, Francine Galko
- Ciphers and codes, Karen Price Hossell
- Cave animals, Francine Galko - (pbk.)
- Cave animals, Francine Galko
- Bats, Patricia Whitehouse - (lib. binding)
- Plant reproduction, Richard & Louise Spilsbury
- Barn owls, Patricia Whitehouse - (hb)
- Ferrets, June McNicholas
- Barn owls, Patricia Whitehouse - (pbk.)
- Coral reef animals, Francine Galko - (pbk.)
- Rainforest animals, Francine Galko
- Skunks, Patricia Whitehouse - (HC)
- Water and fiber for a healthy body, Angela Royston - (Library bdg. : hardcover)
- What's awake 1 2 3, Patricia Whitehouse
- Vitamins and minerals for a healthy body, Angela Royston
- Wetland animals, Francine Galko
- Plant products, Richard & Louise Spilsbury
- Life in a New England mill town, Sally Senzell Isaacs
- Rainforest animals, Francine Galko - (pbk.)
- What's awake 1 2 3, Patricia Whitehouse - (pbk.)
- Mountain animals, Francine Galko - (pbk.)
- Desert animals, Francine Galko - (pbk.)
- Desert animals, Francine Galko
- Ancient Egyptian children, Richard Tames - (cased)
- Life in a New England mill town, Sally Senzell Isaacs - (pbk.)
- Ancient Egyptian children, Richard Tames - (pbk.)
- Bats, Patricia Whitehouse - (pbk.)
- Cave animals, Francine Galko - (pbk.)
- Plant reproduction, Richard & Louise Spilsbury - (lb : hardcover)