Robert Coupe
Earth's Place in Space
Rocks and minerals
Wheels, Wings, and Motors
Predators and prey
Cats of the Wild
Dinosaur hunters
Volcanoes: Fire from Below
Earth's Place in Space
Earth's Treasures: Rocks and Minerals
Body Basics
Wheels, Wings, and Motors
Force and Motion
Sea Creatures (My First Encyclopedia of)
Mammals of the Sea (Junior Adventure)
The Great Wall of China
The Great Wall of China (Discovery Education: Ancient Civilizations)
Vanishing Ice (Discovery Education: the Environment)