Millions of years ago, the prehistoric ancestors of today's trucks, such as garbageadon, dozeratops, and craneosaurus, roamed the Earth until they rusted out and became extinct.

"Photographs and simple text reveal the mischief that toy dinosaurs get into during school"--

Rory lives with his father on an island and one day, when his father needs some quiet time, Rory decides to go on an adventure by himself for the first time, unaware that his father's following behind to help.