John Muir

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

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.

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Gustav Meyrink (1868-1932) entró en el mundo literario forzado por unas circunstancias adversas que dieron un vuelco radical a su vida. Joven propietario de un banco de Praga, provocador de escándalos, duelista, estudioso del ocultismo, fue víctima de una confabulación que estuvo a punto de costarle la libertad y la salud al ser acusado de desfalco. Por fortuna se declaró su inocencia, y poco después tuvo que hacer pública su bancarrota. La literatura se convirtió entonces en su refugio y en un precario medio de vida. En su obra, Meyrink vertió no sólo sus profundos conocimientos de ...

Describes tornadoes, how they form, and the tools scientists use to predict them--in both English and Spanish

With every new feat, there is at least one big failure. Learn about some of the biggest technological feats and failures in human history in this fascinating, Spanish-translated nonfiction title that allows readers to discover some of the technological innovations that have made life easier. Featuring detailed images, charts, and graphs, informational text, and intriguing facts, children will be engaged and captivated from cover to cover! This 6-Pack includes six copies of this title and a lesson plan.