"This photo-illustrated book for early readers explains the parts of police cars and how they help police officers do their jobs"-- Provided by publisher.

Introduces readers to police cars, including their history, types, and functions. Includes color photographs, simple text, a hands-on project, further reading, a glossary, and an index. Describes early police transportation and provides information about today's police cars including its external and internal parts and other equipment used to help the officers do their jobs. Includes instructions for making a siren as well as a glossary, an index,...