Text and line drawings examine the parts of an engine and how they work.

"So you like cars but do you know how they work? Can you tell us what engines are and why they work the way they do? If you can?t, don?t worry, you?ll know the answer in a matter of minutes! This educational resource is composed of valuable information that little learners like you can easily understand and remember."--Publisher.

Describes the history of technology and how various inventions have changed the world. Features many color photographs of historical inventions.

"In this engaging title, young readers learn about the moving form of energy that is motion! The relationship of mass and acceleration is explained, as are the forces of downforce, updraft, friction, inertia, centripetal force, and the role of aerodynamics in managing these forces. These properties are illustrated by the running of car races. Colorful infographics make internal combustion, mass and acceleration, and centripetal force easily accessible,...

Chronicles the scientific and technological advancements made during the nineteenth century, including the invention of telephones, submarines, automobiles, and airplanes, and the development of genetics, modern medicine, and chemistry.

"Describes some of the benefits fire has afforded, including the ability to cook food, make pottery and metals, and invent the steam and internal combustion engines."--Publisher.