Sibley the horse lives on Stony Meadow Farm and is a hard worker the whole year round. Then Tractor Mac arrives at the farm, and suddenly, everything that Sibley used to do, Tractor Mac does, too. Sibley wonders if there is any room left for him -- but when Farmer Bill and Tractor Mac get stuck in a soggy field, Sibley is the one who comes to their rescue, and Sibley and Tractor Mac learn that there's plenty for both of them to do at the farm.

Tractor Mac loves that he is the only tractor in his farm family. Then one day, his friend Iron Dave the train brings him to a tractor dealership and shows him a whole lot full of big red tractors that look just like him. Are these tractors his real family? Tractor Mac is excited to find a place with so many familiar faces, but sad that he might have to leave the farm to be with them. Then all of the big red tractors in the lot help him to understand...

Tractor Mac and friends celebrate autumn festivals.

Tractor Mac and his friends welcome a new vehicle to the farm, a small tractor named Daisy, helping her get started on her difficult work and encouraging her to keep at it, one small step at a time.

When a blizzard strikes town and it looks like the tree-lighting ceremony has to be cancelled this year, Tractor Mac knows just the way to save Christmas.

Tractor Mac enters the tractor pull at the county fair.

When building a community swimming pond, Tractor Mac and his friends on the farm discover that teamwork makes all the difference.

Little farmers will learn colors with Tractor Mac and friends!--Page [4] of cover.

In Stoney Meadow Farm, Fergus the calf does not like change and misses summer's flowers and shade trees until Tractor Mac helps him to appreciate the changes autumn brings, such as colorful leaves, pumpkin festivals, and apples.