Title: Working hard with the mighty tractor trailer and bulldozer
Description: Sam drives a mighty tractor trailer with a bulldozer on top to a busy construction site where workers will build a new home.
Subjects: Bulldozers, Earthmoving machinery, Fiction, Tractor trailers, Truck drivers, Trucks, Children's fiction, Tractors, fiction, Bulldozers, fiction, Trucks, fiction, Construction equipment, fiction