Viaje al corazón de la selva

Dams change the landscape, providing reservoirs of freshwater and even producing electricity. Discover the engineering behind dams.

Bernardino de Sahagún recopiló un inmenso caudal de datos que conforman la edición de su Historia general de las cosas de la Nueva España. En estas páginas, extraídas de aquella monumental obra, se muestran las supersticiones y convicciones, los días y sus significados entre los antiguos mexicanos.

This book uses intriguing primary sources to teach students about rules and why following them is important. The primary source images and simple sentences will engage students in reading and build their social studies content knowledge. For use in the classroom or at home, this Spanish book includes a simple glossary and index to introduce informational text features to young readers and provide additional reading support.

Many desert animals around the world are in danger of becoming extinct. In this enlightening, Spanish-translated nonfiction title, readers will learn a few of the causes of extinction in the desert and what problems extinction causes for animals, wildlife, and humans alike. Through vibrant photos of beautiful animals and stunning facts in conjunction with informational text and useful charts and diagrams, readers will learn and understand concepts such as habit loss and learn ways that animal activists help to protect animals and their environments, as well as helpful tips to get involved in...