Franchino, Vicky

Tunnel - Ann Arbor Michigan Cherry Lake Publishing c2010 - 24 pages - How Did They Build That? .

Added to collection November 2009 from regular budget.

Includes bibliographical references (p. 23) and index. Photographs and simple text describe how tunnels are built, how they make them safe, and the equipment that is used.

ISBN: 978-1-60279-484-9 (HC)

Subjects--Topical Terms:
Tunnels
Grade 3 science materials and structures