Incremento de la energía

Eco-Friendly Energy Is Explained. The Most Current Information Is Provided While Establishing The Understanding That It Does Not Take Much To Make The World A Better Place.

Explains The Early History Of How The Bill Of Rights Came To Be And How It Is Used To Protect Citizens.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. Theyll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Dont worry, theyll be happy to learn that (hopefully) we have millions of years left!

Stephen F. Austin grew up to become known as the Father of Texas. Readers can learn about his interesting and incredible life in this appealing biography that has been translated into Spanish and highlights both Austin's life and Texas history. Through vivid images and illustrations, supportive text, an accommodating glossary and index, and fascinating facts, readers will learn about Texas pioneers, the empresario system, Freemasons, and how Austin became such an important figure in Texas history.

This Spanish nonfiction book gives students a close-up look at media by exploring all forms and how it plays an important role in society. Ideal for young readers, the book includes a glossary and a short fiction piece related to the topic. Students will learn to tell the difference between facts and opinions with this exciting book and the accompanying extension activity. This 32-page full-color Spanish book defines media, explains how to separate fact from fiction. It also covers important ideas like democracy and censorship, plus includes an extension activity for grade 3. Perfect for the...

Este libro pretende contar la historia del I Duque de Lerma, don Francisco de Sandoval y Rojas (1553-1625), que llegó a ser un dos españoles más poderosos de su tiempo. Hombre de confianza de Felipe III, era en realidad el verdadero gobernante del reino. Nacido en una familia al servicio de la Corona, pero sin recursos económicos, logró amasar la fortuna del momento y controlar tal cantidad de oficios que perdió. Hubo numerosas voces que se levantaron contra él, entre ellas la de la propia reina.