La Energía Solar (Solar Energy)

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

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.

For use in schools and libraries only. Say Curtis describes his meeting with Pinkus Aylee, a black soldier, during the Civil War, and their capture by Southern troops. Based on a true story about the author's great-great-grandfather.

La reina, el rey y el peque o pr ncipe visitan a un ni ito un d a por la ma ana, pero l no est en casa. Por eso, al otro d a, vuelven acompa ados de un caballero, pero el peque o tampoco se encuentra. Cada d a se agrega un nuevo personaje a la comitiva que llega a buscar al ni o, hasta que, por fin, un domingo el chico recibe a toda la corte en su casa.

GRADES K–2: Bring Spanish into the classroom! Introduce early elementary students to the topics of solar heat, light, and energy with this science-themed Spanish title. FEATURES: Kids will learn about how the sun's energy is harnessed, and complete an activity that supports further comprehension. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. WHY MY PHYSICAL SCIENCE LIBRARY: This collection introduces a variety of science topics while presenting complicated information in easy-to-understand...

Existen muchos tipos de inventos: inventos fáciles y difíciles; importantes o insignificantes; inventos para hacer reír e inventos que hacen llorar; inventos que sanan frente a otros que matan; inventos que nos ayudan a ser felices e inventos que ni siquiera lo intentan. Con este libro tendrás la oportunidad de pensar sin límites en tu propio invento. Esta colección consta de cinco libros, cada uno de los cuales incluye una serie de preguntas y de respuestas sobre temas que enriquecerán al niño en su visión del ser humano, la vida y el mundo. Las preguntas no solo generarán debates...