Photographs and text examine the world of mammals, depicting their development, feeding habits, courtship rituals, protective behavior, and physical adaptation to their various ways of life.

Photographs and text explore the characteristics, habitats, and variety of fishes and other undersea life.

This is a photo essay about the range of plants and animals found in fresh water throughout the year, examining the living conditions and survival mechanisms of creatures dwelling at the edge of the water, on its surface, or under the mud.

A look at the parts of the human skeleton, the types of joints, and the diseases that affect the bones.

Collects one hundred facts about sharks, describing the different types of sharks, their diet, physical characteristics, behaviors and abilities, and other related topics. Includes illustrations, cartoons, quizzes, and activities.

Brief text and photos introduce the animal inhabitants of the seashore, including fish, crustaceans, snails, and shore birds.

Details the life and work of Thomas Edison, who developed such inventions as the stock ticker, the light bulb, and the phonograph.

Contains many facts regarding the human body including growth, hygiene, exercise, and the five senses.

Text and experiments demonstrate the properties, behavior, and uses of light.