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Provides an introduction to airplanes, explaining what happens at the airport from take-off to landing, and looking at different types of planes throughout history.

Provides an introduction to freight trains, discussing the purpose of different types of train cars, looking at the train track and wheels, and including a glossary and list of resources.

Photographs and simple text describe what it is like to drive large trucks and semis.

A simple introduction to various kinds of boats, including rowboats, sailboats, pontoons, hydrofoils, steamboats and houseboats.

Explains the scientific knowledge of electricity from its discovery by the ancient Greeks to how electricity is used and how it makes things work.

Explores the science of seasons, focusing on fall, discussing the signs of fall, fall colors, harvest, and other topics; and includes a glossary, references, an index, and photographs.

Photographs and simple text teach young readers about fire trucks and the different tools found on them.

Photographs and text explain the scientific concepts of hot and cold.

Text and photographs introduce the scientific concept of magnetism.

Photographs and simple text teach young readers about police cars and the different tools and parts on them that help police officers.

Provides an introduction to race cars, looking at different types of cars and races, discussing the importance of the pit crew, and including a glossary and list of resources.

Text and photographs introduce the scientific concept of sound. Includes a glossary and index.

Explores the science of seasons, focusing on spring, discussing signs of spring, the changes that occur, spring planting, and other topics; and includes a glossary, references, an index, and photographs.

Explores the science of seasons, focusing on summer, discussing summer sun, why summer occurs, deserts and tropics, and other topics; and includes a glossary, references, an index, and photographs.

Briefly describes different kinds of tractors and other related machines and the work they do.