La Energía Solar (Solar Energy)

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.

Traducción de M. López Salvá. Intr. y notas de M. López Salvá y M. a A. Medel. Rev. : R. M. a Aguilar.

Cómo crecer sin perder al niño que todos tenemos dentro, aprenderemos a recuperar la magia de El Principito. Un libro precioso para revivir la primera vez que descubrimos la magia a través de uno de los personajes más queridos de la literatura El Principito. Saber ver lo esencial, discernir lo urgente de lo importante, saber proteger nuestros sueños e ir a por ellos, y cuidar los pilares de nuestra vida: amor, libertad y amistad. Una lectura que nos enseña a volver a la lectura de este libro clásico para afrontar las dificultades de nuestro día a día.

Let’s Make a Volcano Spanish Edition. What do you know about a volcano? When a mountain erupts, it explodes! Hot melted rock, called lava, comes out of its top and flows down the side of the mountain! People need to keep away from real volcanoes, but you can have fun making your own volcano!

Offers encouragement and practical advice for meeting challenges head on, with words of inspiration and fun, reminding girls to be who they are.