Investiguemos las fuerzas y el movimiento (Investigating Forces and Motion)

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

Robbery, gunfights, murder--outlaws ran rampant all across the Wild West! Readers will be introduced to some of the most famous robbers and outlaws of the Wild West in this enthralling, Spanish-translated nonfiction title. With vivid images, informational text, and incredible facts and stories about such well-known figures as Billy the Kid, Butch Cassidy, and Jesse James, readers will be engaged from cover to cover! This 6-Pack includes six copies of this title and a lesson plan.

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.

Dos niños viven una aventura en el monte, acompañados de un joven investigador. Las relaciones entre estos personajes, junto a los abuelos de los niños, sirven de pretexto a la autora para desarrollar el tema fundamental de la obra: la protección de la naturaleza.