Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

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...

Youngsters will smell the burning rubber as they discover the unique features of powerful vehicles, learning how they race, spin, bounce, jump, and sometimes even crash.

A young boy travels to China to learn about the people and culture of one of the world's most powerful nations.

Take a tour of the world's most fascinating landmarks! The Gateway Arch, Big Ben, the Pyramids of Giza, and the Sydney Opera House are just a few of the landmarks that students will learn about in this high-interest book. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning arithmetic concepts relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and...

Yo, tú y el mar contiene la esencia del primer amor, que arrastra a los protagonistas de esta historia: porque cuando eres joven y amas, todo es posible, incluso regalarse el mar. En esta novela singularísima, en la cual los sentimientos navegan libremente entre la prosa y el verso, los protagonistas pronto se enfrentarán a sus propias tempestades: una mezcla de inseguridades, miedo de no ser "suficiente", con el riesgo inevitable de ir a la deriva y separarse. ¿Cómo se sobrevive a las tempestades del primer amor?