El Pacto Del Mayflower /

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

A simple biography of the naturalist who founded the Sierra Club and was influential in establishing the national park system.

Los ríos son capaces de encumbrar o arruinar civilizaciones enteras, dividir culturas o unirlas, y proporcionan pistas decisivas sobre el origen del ser humano. Sumérgete en la apasionante historia de Egipto a través del NILO, conoce a los príncipes bandoleros del RIN, asómbrate con la rica diversidad del AMAZONAS o con las sagradas aguas del GANGES. Descubre qué secreto se esconde en el fondo del río AWASH, cómo el ZAMBEZE cambió África para siempre o por qué casi cualquier canción de éxito se remonta al MISISIPI. Averigua el papel crucial del TÁMESIS, el YANTSÉ y el TIGRIS y...

During the American Civil War, the United States was on the brink of falling apart irrevocably. As states seceded and brother turned against brother, hope for reconciliation was dim. This conflict, an essential topic of the social studies curriculum, is skillfully presented from its origins in the Southern slave-trade economy to bloody battles and, later, Reconstruction. Striking photographs and artwork of integral events and people will resonate with readers, while interesting sidebar information gives them more to reflect on about this terrible war and the lessons it taught us.

Do you think a snake would make a good pet? This fact-filled, Spanish-translated title uses bright, vivid images in conjunction with descriptive and informative language to let readers decide if they think these cold-blooded reptiles would make good pets. This 6-Pack includes six copies of this title and a lesson plan.

With over one million sold in the series, these books deal with concerns youngsters encounter in their daily lives. Each book points out the good news of God's love and forgiveness, while the supporting Scripture verse emphasizes the point of each story.