Aaron Carr

"Tyrannosaurus Rex means "tyrant lizard king." This famous dinosaur had sharp serrated teeth that were up to 6 inches (15 centimeters) long. Learn more about this remarkable reptile."--Back cover.

This book, a combination of a printed book and online content, briefly tells of Triceratops, describing what its name means, what it looked like, where it lived, and what it ate.

This book explores the physical characteristics and appearance, habitat, diet, and behavior of the flying reptile.

From monster trucks to jumbo jets, young readers will love learning about the world's most exciting machinery in the Mighty Machines series. Filled with vivid photos and fascinating facts, this series is sure to engage young readers as they learn about the mechanisms and uses of these incredible big machines. In Tractors, readers learn that tractors are used by farmers to plow their fields, tractors are used on construction sites, and the biggest...

Did you know that tennis players use rackets? They use their rackets to hit the ball. Learn more about this beloved sport in “Tennis”, a Like a Pro book.

This book, a combination of a printed book and online content, briefly tells of dragonflies, describing how they look, where they live, and what they eat.

Did you know that each golf club is different? Clubs with higher numbers hit balls higher into the air. Learn more about this beloved sport in “Golf”, a Like a Pro book.

Discover more about the players and coaches who have made the 49ers so successful.

Bulldozers are used to push piles of rocks and dirt. The biggest bulldozers are used for mining. Learn more about these machines in Bulldozers, part of the Monster Machines series.