Cómo podemos utilizar el tornillo?

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

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.

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

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

Leila tiene seis años. Tiene los ojos muy grandes, el pelo rizado y la piel morena. No tiene hermanos, pero tiene muchos amigos en el colegio. Una dulce historia que nos enseña que las diferencias no existen ¡y que los grandes a menudo tienen más prejuicios que los pequeños!

Vivid photographs and bilingual text explain each food group, revealing how each group is important for good health, how to make healthy choices, and fun things children can do to stay in shape.

This Book Talks About How Everyone Has Problems And How Most Problems Have Solutions. How It Is Important To Stop And Think, Get All The Facts , And Be Better Prepared To Solve A Problem When It Happens To Them. Complete K-5 Social Skills Collection. Paired With A Fiction Social Skills Title.

¿Sabías que Marte parece una estrella roja brillante? A menudo se lo llama el Planeta Rojo. Descubre más cosas en Marte, uno de los libros de Los planetas. Did you know that Mars looks like a bright red star? It is sometimes called the Red Planet. Find out more in Mars, a Planets book.