La Energía Solar (Solar Energy)

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

The gold dollar coin bears the image of one of the most famous Native Americans in U.S. history; Sacagawea. Though much of her life remains a mystery, this book explores the story of this extraordinary woman who helped Lewis and Clark explore the American West. Age-appropriate language and content will help beginning readers understand this fascinating time in American history and introduce them to Sacagawea's captivating story. Exciting photographs help draw readers in, and a timeline of important events will reinforce what they've learned.

Sandra Brown is back with a spine-tingling story of murder, betrayal, and a homicide detective's struggle with his own rules. When Detective Sergeant Duncan Hatcher is summoned to the home of Judge Cato Laird in the middle of the night to investigate a fatal shooting, he knows that discretion is the key to staying in the judge's good graces and keeping his job.

El Proyecto globalizado Brújula es el «nuevo proyecto» de enseñanza para las áreas de Lengua, Matemáticas y Conocimiento del Medio, que el equipo de educación Everest ha elaborado para acercar a los alumnos a nuestra sociedad actual.Aportación del Proyecto Brújula a las competencias básicas: El nuevo currículo de Educación Prima¬ria, incorpora las competencias básicas como uno de sus ejes vertebradores. Las competencias básicas hacen referencia a los aprendizajes indispensables, que de¬ben desarrollarse desde todas las áreas y que posibilitan la realización personal de los...

Asteroids and comets shoot straight through space. They just look like bright lights with tails, but there is much more to these fascinating objects! Learn all about asteroids and comets in this Spanish-translated book.