Bibliography, etc. Note: Includes bibliographical references (page 24) and index.
Formatted Contents Note: Why are there machines at a construction site? -- Which machines help to break things up? -- Which machines get the ground ready for building? -- Which machines carry rocks, soil, and sand? -- What are digging machines used for? -- Can digging machines do other jobs? -- What is a backhoe loader? -- Which machines are used to reach high places? -- What does this machine do?