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.

Bécquer, Machado, Juan Ramón son algunos de los poetas que han seguido la estela de Ferrán. Las coplas populares, los cantares que son poesía breve, seca, natural, fueron recogidos, y creados, por un poeta del que escribió su amigo G.A. Bécquer: ''en la obra de Ferrán, la poesía popular, sin perder su carácter, comienza a elevar su vuelo'';

La madre de Claudia, la niña protagonista de esta historia, es muy peculiar: es tan pequeña que cabe en un dedal. Hay ventajas y desventajas para los tres miembros de la familia. ¿Qué divertidas situaciones se vivirán en este insólito hogar? Una estupenda historia que retrata con mucho humor las relaciones familiares.

Did you know that early explorers initially thought that California was an island? Learn how California was discovered with this Spanish book that focuses on the history of California. Students will learn about the contributions of Henry Hudson, Juan Rodriguez Cabrillo, Hernan Cortes, Francisco de Ulloa, and Sir Francis Drake. With a visually appealing layout, this primary source book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and ...

Introduces different kinds of light, the properties of light, and how light can create shadows of different shapes and sizes.