How things work

Text, illustrations, and diagrams examine different kinds of boats and how they work. Includes simple experiments and activities.

Text, illustrations, and diagrams introduce the parts, operation, and uses of cars, motorcycles, trucks, and other land vehicles.

Examines, in text and labelled diagrams and illustrations, how various types of airplanes and other flying machines work and the kinds of functions they perform. Includes instructions for related projects and experiments.

Investigates, in text and labelled diagrams and illustrations, the functions of various kinds of building machines and how they work. Includes instructions for related projects and experiments.

Explains the scientific principles behind electricity, discussing such aspects as static, circuits, batteries, and generators.

An introduction to wheels and how they are used in machines.

Describes simples machines which utilize the principle of levers to move heavy objects, cut material, and make music.

Explains what a hybrid car is and the science behind hybrid technology.