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...

This informative, Spanish-translated book teaches early readers about the importance of government and how it impacts our lives. Readers will learn about taxes, the three branches of government, voting, and more. Engaging, primary source documents and images keep students reading as they build their literacy skills and social studies content knowledge.

Looking at POLAND: Did you know that more horses are raised in Poland than in any other European country? Looking at Poland, you will see the steep slopes of the Carpathian Mountains, the patchwork farmland of the central plains, and the crystal-clear lakes that dot the north. Learn about life in Poland, from shipyards to salt mines and from cottages to castles.

Young children are natural problem-solvers and always looking for answers, especially when it involves interesting animals. This Spanish-language edition of Feathered and Fierce provides young curious readers with striking visual clues and simply written hints. Using the photos and text, readers rely on visual literacy skills, reading, and reasoning as they solve the animal mystery. Clearly written facts give readers a deeper understanding of how the animal lives. Additional text features, including a glossary and an index, help students locate information and learn new words.

¡No hay peor tormenta que la que te creas en tu cabeza! Nuestra mente no descansa, ni siquiera cuando dormimos. Este libro puede ayudarte a identificar aquellos pensamientos que te hacen sentir nervioso, intranquilo, triste o enfadado. Además, podrás aprender fantásticos trucos para que los pensamientos que no te sean agradables se esfumen rápidamente de tu pequeña pero maravillosa cabeza!