Rogers, H: Tractors - Hal Rogers - Bog

Chug! Chug! A tractor rumbles across a corn field! Find out about the many jobs a tractor can do, and learn about where they are important. Additional features to aid comprehension include a table of contents, informative sidebars and captions, an activity, critical-thinking questions, sources for further research, a phonetic glossary, an index, and an introduction to the author.