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.

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.

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

What keeps objects from floating out of your hand? What if your feet drifted away from the ground? What stops everything from floating into space? Gravity. As in his previous books, Redwoods, Coral Reefs, and Island, Jason Chin has taken a complex subject and made it brilliantly accessible to young readers in this unusual, innovative, and very beautiful book.

Para salvar a su madre, Gou Haoyou se ve obligado a desobedecer a sus mayores y se convierte en jinete de papalotes. Como estrella del Circo Jade emprende un viaje que lo llevar hasta el coraz n mismo de la China del siglo XIII: la corte del gran Kan.

Highlights the life and political career of the forty-fourth president of the United States who, after years of struggling with his identity and place in society, found his niche in public service and made history as the first African American U.S. President ever to be elected.

18 juegos para la primavera que niños pueden jugar y que se pueden desarrollar en familia, con los amigos o en al escuela. Los juegos sirven para descubrir y hablar sobre la primavera y sus elementos representativos. Al final del libro esta una guia para los padres.