Ebook: Skyscrapers: investigate feats of engineering with 25 projects

Cover; Title Page; Copyright; Contents; Timeline; Dedication; Introduction: The Sky's the Limit; Chapter 1: Engineering and Thinking Big; Chapter 2: Defying Gravity; Chapter 3: Story by Story: Building Up; Chapter 4: Chicago: Sky High in the Windy City; Chapter 5: New York City: Vertical Metropolis; Chapter 6: Amazing Skyscraper Achievements; Chapter 7: Disasters and Close Calls; Glossary; Resources; Index; Back Cover.;Over centuries and across cultures people have defied gravity in a quest to build the tallest, grandest structures imaginable. Skyscrapers: Investigate Feats of Engineering with 25 Projects invites children ages 9 and up to explore the innovation and physical science behind these towering structures. Trivia and fun facts illustrate engineering ingenuity and achievements from the ancient pyramids to the Empire State Building. Readers will develop an understanding of how our modern, sophisticated building techniques and materials evolved over time. Activities and projec.