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...

Mohandas Gandhi was one of the world's great leaders who used nonviolent resistance to protest against the caste system. Readers will learn all about his life, Hinduism, and the amazing things he accomplished in this inspiring, Spanish-translated nonfiction biographical title. Children will be fascinated and enlivened through interesting facts, vivid images, a helpful timeline, and a glossary that assists in improving vocabulary

In 1862, the American Civil War was underway, actively tearing the United States apart. At the start of the war, President Abraham Lincoln's main goal was preserving the Union, but he was now ready to make a stand on slavery. The Emancipation Proclamation was one of the most important documents of its time, but its contents can be confusing. This volume gives readers context for the proclamation, as well as explains what it says and its results, in uncomplicated language appropriate for those reading below level and those looking for a review of this subject.

¿Y si tu marido fuese tu peor enemigo? ¿Y si ni siquiera su muerte te librara de él? Cuando el barón Hamilton fallece de forma inesperada, su viuda, la joven Marian Fillmore, cree que por fin se verá libre de un esposo abusivo y maltratador. Sin embargo, las condiciones que establece en su testamento la obligan a permanecer atada a un lugar al que odia y a su cuñada, tan cruel y déspota como su hermano. La llegada del hijo del barón, procedente de América, será la única luz de esperanza en el porvenir de Marian. Solo él será capaz de cambiar su destino y el de las personas a las...

It is time to learn about living things! Can you spot which things are living? Can you tell which things are nonliving? With images that are easy to identify and clear, simple sentence structures, this Spanish science reader simplifies scientific concepts for young readers. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage young learners with this dynamic text!