Explaining how vehicles help people on farms, construction sites, and other busy places, these books answer kids' questions with bright, interesting, full-color photos of machines in different situations to explain how they work and what they do.

Crane 2007, DK Publishing (Dorling Kindersley), New York, NY

ISBN-13: 9780756622664

Trade paperback

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Crane 2005, DK Publishing (Dorling Kindersley), New York, NY

ISBN-13: 9780756612719

Hardcover

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