How big was Tyrannosaurus rex? How many teeth did it have? Learn the answers and more in this guide to THE TYRANNOSAURUS REX. Downloadable Teacher Notes available. More →

How big was Velociraptor? Could it run fast? Learn the answers and more in this guide to THE VELOCIRAPTOR. Downloadable Teacher Notes available. More →

The World of Insects series provides readers with an overview of the important characteristics of insects and their relationships to the other living things on Earth. Fascinating and easy to… More →

Why do we care about poop? This surprising book explains why scientists study animal poop to learn which animals live in an area and what they eat. More →

The Thoroughbred is extremely fast with a bold personality. It is known on the racetrack for its speed and agility. Open the pages and learn about the world's most popular racehorse!… More →

Read about the great white shark, who is the deadliest hunter of the sea and can catch big prey. Amazing photos and simple text make this book a great high-interest read. More →

Read about the great white shark, who is the deadliest hunter of the sea and can catch big prey. Amazing photos and simple text make this book a great high-interest read. Features include… More →

Rows of razor-sharp teeth, strong, stiff fins, and the ability to smell a single drop of blood in a million drops of ocean water--sharks are built to survive! Dynamic photos and simple text… More →

Read about the lemon shark, who looks a bit yellow and blends in with the sandy ocean bottom. Amazing photos and simple text make this book a great high-interest read. More →

Read about the mako shark, who is so speedy some people call them torpedoes with teeth. Amazing photos and simple text make this book a great high-interest read. More →