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.

* ¿En qué punto nos encontraríamos si no existiesen la rueda o el vidrio? Imagine la vida sin el cemento o los ordenadores. * Piense durante un momento cómo mejoran nuestra salud y nuestro bienestar las vacunas y el marcapasos. * La sofisticación de la medicina contemporánea es una proeza excepcional que permite a muchas personas vivir con unos niveles de atención sin precedentes. * Pero el progreso médico tiene un precio que también forma parte del paisaje médico actual: resistencia a los antibióticos, bacterias multirresistentes que mutan constantemente y las consecuencias...

All children are creative. When we notice and nurture their creativity, the sky's the limit. With simple words and inventive illustrations that relate to children's everyday lives, You Are Creative encourages little ones to explore and experience their creativity in many ways: touching toes to noses, dancing, putting things together and taking them apart, making happy faces, and more. This warm, affirming little book helps children know that it's good to imagine, have fun, play-and be themselves.

In This Title Students Will Learn In Depth Information About The Three Layers Our Earth Is Made Of. Introduces Students To How The Tectonic Plates, Wind, And Water Are Constantly Changing Our Landscape. Gives Detailed Information On How Scientists Think Our Earth Was Formed And Has Evolved.

Algunos de los t tulos recogidos en este volumen: "R quiem por Yarini", "Santa Camila de la Habana Vieja", "Recuerdos de Tulipa", "Mar a Antonia". Obras que suman una diversidad de tem ticas, tendencias, lenguajes y estilos en los que cabe medir la ambici n con que se ponen los conocimientos de la moderna dramaturgia cubana.