Best, B. J.

"Wind energy is a growing renewable energy resource. Learn about how this energy technology developed, the risks and rewards of wind power, and whether or not windmills will solve the energy challenges of the future"--Provided by the publisher.

"How did the Thirteenth Amendment come about? Learn about Abraham Lincoln, the Emancipation Proclamation, and the abolitionist movement in this book complete with timeline, primary sources, photographs, and excerpts from the time period"--Provided by the publisher.