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...

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...

Para ser chef, necesitas tener un gran paladar, habilidades con el cuchillo y ¿habilidades científicas? ¡Es cierto, cocinar requiere más "ciencia" de lo que piensas! Conozca las innovaciones y la tecnología detrás de una excelente cocina con este libro informativo. Creado en colaboración con la Institución Smithsonian, este libro de STEAM despertará la curiosidad sobre los temas de STEAM a través de ejemplos del mundo real. Presenta un desafío STEAM práctico que es perfecto para espacios de creación y que guía a los estudiantes paso a paso a través del proceso de diseño de...

Introduce students to the importance of taking care of the Earth and protecting our environment. With this Spanish-translated text, readers will learn how they can help the planet. Engaging, primary source documents and images keep students reading as they build their literacy skills and social studies content knowledge.

This book introduces you to hippopotamuses, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo habitat.