Vehicles on the job

"Describes the many types of vehicles used to explore the ocean and transport people and goods over water"--Amazon.

"Farmers need help with their land. Tractors can be used to plow fields so farmers can plant crops. To harvest crops like wheat, farmers drive huge machines called combine harvesters. Vehicles used on a farm make the farmer's job easier and faster"--Back cover.

"Describes the many types of vehicles that work at construction sites"--Amazon.

Describes the many types of vehicles that the military uses.

Describes the many types of vehicles used to explore space.

Describes the many types of vehicles used by first responders and emergency workers.