Provides a basic introduction to the physical characteristics and behavior of dogs.

Describes the nature of the sun, its origin, source of energy, layers, atmosphere, sunspots, and activity.

Describes the characteristics, behavior, diet, and habitat of various boas and pythons.

Introduces the facts about volcanoes, what they are, why and how they erupt, different types of volcanoes found around the world, and the effects of some famous eruptions of the twentieth century.

Provides an easy-to-read overview of the history of aircraft.

An introduction to the physical characteristics, behavior, and life cycle of the killer whale.

Photographs and brief text present different kinds of trains and their cars: passenger trains, mountain trains, freight trains, diesel locomotives, gondolas, hopper cars, tank cars, and more.

Presents a variety of large machines that cut, carry, and move things, including combines, tub grinders, tower cranes, and offshore oil rigs.

Photographs and text showcase some of the plants and animals that are found in the tropical rain forest.