Tunnels

By Joy Richardson

This is an introduction to tunnels in which the emphasis is on how they are made and the techniques used through history, from deer antlers to tunnel-boring machines as used on the Channel Tunnel. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0531142906
• ISBN13: 9780531142905
• Release Date: March 1994
• Publisher: Franklin Watts
• Length: 32 Pages
• Weight: 0.75 lbs.
• Dimensions: 0.3" x 7.9" x 8.9"
• Age Range: 7 to 9 years
• Grade Range: Grades 2 to 4