La Energía Solar (Solar Energy)

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

El Mayflower es un barco que ha llegado a ser célebre en la historia de los Estados Unidos porque en 1620 transportó desde Inglaterra al grupo conocido como "los peregrinos", quienes serían los primeros colonos europeos en establecerse en Norteamérica. Ellos zarparon desde el puerto inglés de Southampton y bautizaron como Nueva Inglaterra a la tierra que los acogió. Como señala este libro, el Pacto del Mayflower designa el acuerdo que los hombres adultos de esta comunidad firmaron a bordo del barco para fijar criterios generales que sirvieran como fundamento para el gobierno de la...

Young students will be enthralled with compelling portraits of famous figures who devoted their lives to improving the world. Includes historical photos and illustrations.

Young students will be enthralled with compelling portraits of famous figures who devoted their lives to improving the world. Includes historical photos and illustrations.

Rights are things that make life fair for everyone. But sometimes people are treated unfairly. When this happens, we have to stand up for what is right. We have to become civil rights champions! This Spanish nonfiction book will teach students about civil rights, and introduces them to new vocabulary terms and concepts. Important text features include a glossary, index, and table of contents to engage students in reading as they develop their comprehension, vocabulary, and literacy skills. The Reader's Guide and culminating activity require students to connect back to the text as they develop ...

Una col·lecció de llibres amb trencaclosques i un joguet mecànic. La granja, el mar, el jardí i la jungla són escenaris que amaguen una pila d'animals; els protagonistes d'aquests llibres estan encuriosits per descobrir-los. Per fer el camí tantes vegades com calgui.

Texas has changed dramatically since it joined the United States in 1845. It has become a national leader in resources and many industries, serving as a major supplier of the nation's oil, cattle, and agriculture. This inviting nonfiction book will intrigue readers as they learn about major Texas industries through colorful images and captivating facts. Children will learn about NASA, various types of music found in Texas, and even about the most popular Texas sports! The supportive text and accessible glossary and index aid in better understanding of the content and vocabulary. This book has ...