Science experiments, tests, investigations, and exploration are fun but can be dangerous. Learn the simple precautions you need to follow to make science studies safe.

Describes the appearance, behavior, and habitat of different types of constrictor snakes.

A geological explanation of the reasons and ways in which caves are formed with a discussion of their uses throughout history.

Simple text and colorful illustrations introduce readers to the everyday life of a gorilla.

Explains why some animals are more active at night and examines the physical characteristics, habits, and natural environment of such nocturnal animals as bats, frogs, toads, marsupials, and others.