Includes bibliographical references (page 24) and index.
Contents:
What are diggers? -- What are diggers used for? -- What are the parts of a digger? -- Are there different kinds of diggers? -- Are diggers important?
Summary:
Boom! A digger picks up a huge boulder and drops it a few feet away! Diggers come in all shapes and sizes--learn more about how they work and what they are used for.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.