"Top dog Duke leads a busy work crew to a new construction site. All sorts of dogs have plenty to do before the day is out. These clever dogs will dig, haul, push, plow, and even bring in a crane to build a new park. But what happens when they find something unexpected buried deep in the ground?"--Dust jacket.

Bigger than diggers or dinosaurs, a crew of diggersaurs rumble, crunch, and stack their way through a busy day at the construction site.

When Gramps takes Brother, Sister, and Honey around town with Big Jake, they learn about the big machines that are used at construction sites, on farms, and in the woods.

During a busy day at the construction site, the workers use a variety of machines to knock down a building and begin constructing a new one.

An overenthusiastic Axel makes several mistakes on his first day at the construction site, but the other trucks show him how they all work together to get the job done.

Told in rhyme, the big construction trucks are skeptical when Kid McGear the skid-steer shows up on the big construction site, after all a skid-steer is rather small--but when the big trucks run into trouble on a steep incline, Kid McGear proves that sometimes a small, all-purpose truck may be just what is needed to save the day.

"Bulldozer proves that he can help on the construction site"--

The doggy construction crew return for an ambitious development project involving the demolition of a old building and the construction of a new high rise with a shiny pet-house apartment on top.

The Roversaurs--half spacecraft and half dinosaur--call on the expertise of their fellow dino-machines, the Diggersaurs--half construction truck and half dinosaur--to help them build a Martian base.