Geometry—it's not just for the math classroom! Learners explore the field of forestry through a mathematical lens. An instructional resource explains how forest workers collect data about trees such as height, diameter, and age...

Everyone has a responsibility to take care of the environment. Give learners a sense of our environmental concerns with a complete course on environmental biology. The textbook resource includes instruction on topics such as population...

What could be more real life than a biology course? Mt. Hood Community College offers a complete biology textbook with an emphasis on genetics. Topics range from DNA replication to biotechnology and inheritance patterns.

From the scientific method to the function of a cell, the eBook has it all. A useful resource provides a free biology textbook with a focus on context. The text begins with an overview of the process of scientific inquiry and biology...

Imagine computer science all summed up in one book. This resource provides 16 chapters that cover many aspects of computer science, ranging from algorithms to software engineering. The e-book contains links to applets to help explain...

Everything you wanted to know about calculus—and more! The resource is a complete Calculus textbook with explanations, examples, and practice problems. 

The Great Gatsby has become one of the most iconic novels in American literature. An eBook allows readers to access the full text of the novel by F. Scott Fitzgerald. With the original words and paragraph breaks intact, new...

Examines how William Howard Taft replaced Roosevelt's 'Big Stick' policy with his own concept of 'dollar diplomacy' where he leveraged America's economic power against its imperialistic interests around the world.

Examines the development of American foreign policy in the latter part of the 1800s, and what Frederick Jackson Turner and Alfred Thayer Mahan did to further American imperialistic interests.

Details what America did to prepare and execute its entry into World War I, and how the government used propaganda to win public support for the war effort.

Examines how the United States contributed during the final stages of World War I, what Woodrow Wilson believed the world should look like after the war, and why the United States did not sign the Treaty of Versailles or join the League...

This section of a chapter on "Antebellum Idealism and Reform Impulses" explains the connection between Evangelical Protestantism and the Second Great Awakening and describes the message of the transcendentalists.

This resource presents a topical annotated bibliography of references used in this AP Macroeconomics online textbook.

The indifference curve framework helps to clarify the logic of the underlying model. People cannot really put a numerical value on their level of satisfaction. However, they can, and do, identify what choices would give them more, or...

This section provides five problems to solve based on the information presented in Ch. 18: Macroeconomic Policy Around the World from the Texas Gateway AP Macroeconomics online textbook.

This is an introduction to demand and supply. In this chapter, you will learn about the following: demand, supply, and equilibrium in markets for goods and services; shifts in demand and supply for goods and services; changes in...

By the end of this section, you will be able to do the following: Identify the causes and effects of inflation in various economic markets and Explain the significance of a converging economy.

By the end of this section, you will be able to do the following: Explain the nature and causes of unemployment, Analyze the natural rate of unemployment and the factors that affect it, and Identify how undeveloped labor markets can...

By the end of this section, you will be able to do the following: Analyze the growth policies of low-income countries seeking to improve standards of living; Analyze the growth policies of middle-income countries, particularly the East...

The concept of a present discounted value (PDV), which is defined as the amount you should be willing to pay in the present for a stream of expected future payments, can be used to calculate appropriate prices for stocks and bonds. To...