Aaron Carr

"Tyrannosaurus Rex means 'tyrant lizard king.' This famous dinosaur had sharp, serrated teeth that were up to 6 inches (15 centimeters) long, or about the same size as a banana. It hunted other dinosaurs for food. Learn more about this remarkable reptile in Tyrannosaurus Rex, a Mighty Dinosaurs book." --

"Pterodactyl, which is properly known as Pterodactylus, was not actually a dinosaur. It was part of a group of flying reptiles called pterosaurs. Pterodactyl had a long fourth finger, which provided support for its wings. Learn more about this remarkable reptile in Pterodactyl, a Mighty Dinosaurs book." --

"Did you know that the Triceratops had the largest head of any land animal that has ever lived? It had three horns on its head. Learn more about this fascinating creature in Triceratops. Did you know that the Triceratops had the largest head of any land animal that has ever lived? It had three horns on its head. Learn more about this fascinating creature in Triceratops." --

Text and illustrations introduce readers to the spinosaurus dinosaur, discussing its habitat, what it ate and more.

Tractors use tools to do different jobs. A backhoe loader is a special kind of tractor with a bucket on the front and a scoop on the back. Learn more about these machines in Tractors, part of the Monster Machines series.

"Deinonychus was a medium-sized meat-eating dinosaur. It is known for the long, sharp claw on each foot. Its name means "terrible claw." Learn more about this remarkable reptile in Deinonychus, a Discovering Dinosaurs book."

Excavators are used to dig holes and lift heavy things. They use tracks to move along dirt roads. Learn more about these machines in Excavators, part of the Monster Machines series.

"An introduction to jumbo jets, explaining what they are and how they are used."--

"Simple text and photographs introduce young readers to police officers and a police station."--

"Introduces readers to the life cycle of plants." --