A passionate and inspiring look at former Vice President Al Gore's campaign to expose the myths and misconceptions of global warming, and to create public awareness on the subject.

Twenty-four 30 min. lectures on the Etruscan civilization and the Etruscans' influence on western civilization.

More than 2,000 years later, Plato's Republic remains astonishingly relevant to our everyday lives. It poses one question after another that might well have been drawn from the headlines and debates of our nation's recent history: What sort of person should rule the state? Are all citizens equal before the law? Should everyone have equal access to health care? Plato's greater inquiry, however, was into the question of defining justice itself and

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"Professor William R. Cook explores the vast and fascinating history of one of the most influential spiritual institutions in the world. Follow the development of this powerful religious force throughout the centuries and witness its ability to move armies, inspire saints, and shape the lives and spirits of its more than 1 billion members."--

"Quantum mechanics gives us a picture of the world that is so radically counterintuitive that it has changed our perspective on reality itself, raising profound questions about concepts such as cause and effect, measurement, and information. Despite its seemingly mysterious nature, quantum mechanics has a broad range of applications in fields such as chemistry, computer science, and cryptography. Quantum Mechanics gives you the logical tools to grasp...

Looks at the risks to the food chain and environment through pollution of our air, land, and sea by waste.

"Information surrounds us. But what is it? Explore the science of information in this wide-ranging course that will change the way you see the world."--

"Professor Marshall C. Eakin presents twenty-four 30-minute lectures examining both the unity and diversity in the early history of the Americas. He discusses how Christopher Columbus's voyage to the Americas in 1492 created a collision between three distinct peoples and cultures, European, African, and Native-American, and gave birth to the distinct identity of the Americas today."--

Children learn over 60 sight words through engaging characters, fun songs, and lots of practice. Words are presented in context to help build reading comprehension. Includes all pre-primer Dolch words, the top twenty from Fry's, and much more.