Explains the creation of the Erie Canal, including why it was built, how the canal was designed, and its legacy in New York.

Describes the history of bridges, examines how engineers plan a bridge, details the construction of different types of bridges, and presents noteworthy examples.

Describes the history, design, and construction of skyscrapers, and includes information on the tallest buildings in the world and the skyscrapers of the future.

Animals communicate through a myriad of ways including body language and pheromones. This thoughtful book surrounding ethology and how animals communicate through smell, taste, sight, sound, and feel reveals the secrets and science behind animals. Elephants will show affection with each other by entwining their trunks. Kangaroos and rabbits thump their hind legs to warn others of impending danger. Explanative text by award-winning author Rebecca Stefoff...

Explains the creation of the Hoover Dam, including why it was built, how it was designed, and its legacy as one of America's modern civil engineering wonders.

Tyrannosaurus rex wrestling in the next. Octopuses squirting water from bottles at one another. These are just two examples of the ways that many scientists think animals play. But which animals play, and which don't? More importantly, perhaps, why do animals play? Rebecca Stefoff talks about the various ways animals play, and what purpose scientists think play might serve in the daily lives of animals.

"Provides comprehensive information on how animals feel by citing examples of emotional understanding and providing examples of animal altruism"--Provided by publisher.

Dams change the landscape, providing reservoirs of freshwater and even producing electricity. Discover the engineering behind dams.

A biography of the Portuguese sea captain who commanded the first expedition that sailed around the world, thus providing the first positive proof that the earth is round.

"Provides comprehensive information on the geography, history, wildlife, governmental structure, economy, cultural diversity, peoples, religion, and landmarks of Utah"--Provided by publisher.