Machines at work

Photographs and text describe the basics of how tractors work.

Expains how motorbikes work, discussing the motor, tires, speeds, steering and countersteering, and safety, and including facts, photographs, and a quiz.

Simple text and photographs describe what diggers and cranes are, and discusses the different jobs the machines can accomplish.

Describes the appearance, special equipment, and purposes of ambulances, discussing the people who work inside them.

Describes the workings, special equipment, and purpose of rescue helicopters, discussing the jobs they do.

Describes the appearance, special equipment, and purposes of police cars, discussing the jobs they do.

Describes the appearance, movements, and purposes of fire trucks, discussing different kinds.

Describes the parts, movements, workings, and purposes of dump trucks, discussing different kinds.

Describes the parts, workings, and purposes of concrete mixers, explaining why they are important machines.

Describes the parts, workings, and purposes of cherry pickers, explaining why they are important machines.