Describes flooding and how to prevent it, examines the design and construction of dikes and levees, and presents examples of historic floods and levee failures.
Huge coral reefs can stretch across oceans for miles! But take a closer look, and you'll see that each coral is actually a tiny, simple animal. Discover how both hard and soft corals build colonies. T
Termites are amazing builders. Some build mounds more than 15 feet above ground! How do they do that? These social insects live and work together in colonies. Each colony member has its own job. Disco
Huge coral reefs can stretch across oceans for miles! But take a closer look, and you'll see that each coral is actually a tiny, simple animal. Discover how both hard and soft corals build colonies. T
Termites are amazing builders. Some build mounds more than 15 feet above ground! How do they do that? These social insects live and work together in colonies. Each colony member has its own job. Disco
Discusses the main concerns of the environmental movement in the 1960s, and how those have evolved since; what's changed for the better, what might be worse, and where do we go from here.
Traces the environmental movement from the publication of Rachel Carson's "Silent Spring" in 1962 and the first Earth Day in 1970, and describes both subsequent progress and the way things have not ch
An engaging way to introduce young readers to parts of speech, particularly similes and metaphors. Explains the differences, and how best to use and not use said parts of speech. Fulfills Common Core
Explains how and why grammar has evolved through the years, and where it is likely to go. Writing prompts engage and challenge the young reader. Meets Common Core standards for Literature.
You are living in a time of change and progress. World War II is over, but the Cold War between the United States and its former ally, the Soviet Union, is on. The United States government is afraid t
This title explores and explains how the Panama Canal was built. The canal's construction is described in terms of the engineering process. The book explores why the canal was built and describes the
Describes the history of dams, examines modern dam design and construction, presents information on noteworthy dams, and discusses the environmental impacts.
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 of roads, examines modern road design and construction, presents information on noteworthy roads, and discusses the future of road building.
Describes the history of tunnels, examines how engineers plan a tunnel, details the construction of different types of tunnels, 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.
In the nineteenth century, over half a million men, women and children traveled west on the Oregon Trail. Stretching two thousand miles from Independence Missouri, to the Pacific Northwest, the Oregon
Examines the life, beliefs, adventures, and works of Jack London--the American author best known for his tales of hardship and survival set in the Yukon Territory.
On the Origin of Species, published in 1858, transformed our view of the world and made Charles Darwin one of the most controversial figures in science. This biography begins much earlier with his lo
Traces the life of the Polish union organizer who was instrumental in gaining government recognition for Solidarity, and won the Nobel Prize, and in 1990 became Poland's first democratically elected p
Introduces simile and metaphor and describes their similarities and differences, and provides examples and exercises to help strengthen one's skill as a writer.
Presents information about how and why grammar has evolved through the years, and where it is likely to go, including writing prompts to engage and challenge the reader.
The adventures of explorers are some of the most dramatic and exciting stories in history. Most young readers know about the "big names" in exploration--Columbus, Magellan, Da Gama, and so on. But in
