Katy, a crawler tractor, was a bulldozer in the summer and a snow plow in the winter. This is the story of Katy and the biggest snow storm that ever came to Geoppolis.
When a big new yellow tractor arrives, Otis the friendly little tractor is cast away behind the barn, but when trouble occurs Otis is the only one who can help.
Farmer William Bee introduces young readers to his collection of tractors and farm machines. Describes the job each machine does on the farm, from tractors and ploughs to combine harvesters. Also shows how the windmill on the farm turns the milling machine which crushes grain from wheat until its flour. Includes diagrams of how several machines work.
Simple text and color photographs introduce children to tractors. Discusses their purpose, parts, role in farming, and such defining features as their big tires. Includes a picture diagram, a glossary, and further resources.