From initial design to grand opening, this nonfiction early chapter book shows how the Gateway Arch was engineered and built. As the tallest arch in the world, the Gateway Arch in St. Louis is an engineering feat. Millions each year travel to the viewing deck on top using the unique tram system. Elementary readers will learn why the "gateway to the west" was built and how engineers designed and constructed it. A progressive timeline highlights the...

From design to grand opening, this nonfiction early chapter book shows how the One World Trade Center was engineered and built. As the tallest skyscraper in North America, One World Trade Center attracts millions of visitors to its observation deck each year. This Freedom Tower stands for hope in the wake of the terrorist attacks on September 11, 2001. Elementary readers will learn how architects designed the tower and how engineers made it one of...

From design to dedication, this nonfiction early chapter book shows how the Golden Gate Bridge was engineered and built. Once the world's longest suspension bridge, the Golden Gate Bridge in San Francisco was an engineering triumph of its time. Elementary readers will learn how engineers designed the bridge and what obstacles construction crews faced. A progressive timeline highlights the building sequence, from idea to national landmark. Carefully...

As a symbol of freedom and democracy, the Statue of Liberty once welcomed new immigrants to America. Today, the iron monument attracts millions of people to its island. Elementary readers will learn why France gifted the United States with a statue and how it was built in both countries. A progressive timeline highlights the construction sequence, from idea to national landmark. Carefully leveled text and historical photographs inspire future engineers...

This book introduces readers to the famous setting where human civilization began. Dive into a few empires that called Mesopotamia their home and learn about their history and accomplishments. The geography, religion, and lasting impact Mesopotamia had on the world is explored in easy-to-read text and colorful photos. Sidebars, maps, more facts, and QR codes are included in this title.

Presents an overview of the Civil War, including history, important people and battles, and a time line of events.

Presents an overview of the Korean War, including history, important people and battles, and a time line of events.

This book introduces readers to the Inca civilization. Dive into the complex rise and fall of the ancient Andes Mountains dwellers. Their religion, geography, accomplishments, and lasting impact on the world are explored in easy-to-read text and colorful photos. Sidebars, maps, more facts, and QR codes are included in this title.

Presents an overview of World War I, including history, important people and battles, and a time line of events.

Glacier National Park is known for its crystal-clear water. In this title, readers will discover the park’s lakes and streams, as well as its mountains, forests, and more. Leveled text and clear photos offer key details about the park, including how it formed, its early human history, its plants and wildlife, and its popular activities. Along the way, special features offer additional information about wildlife, climate, and landmarks. The book...