While visiting the farm, Martha learns new words and that she might not be cut out to be a farm dog, until a coyote threatens the sheep and it is up to Martha to raise the alarm.
Young readers will learn that corn plants can grow taller than people. Some farms have large barns where animals are kept. Discover these and other exciting facts about the farm.
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.