Energía del viento

Defines screws, 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.

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

Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

Ethan is a member of the Named, sworn to fight the Order of Chaos, an evil group determined to permanently change the course of history. But he is also a normal high school student trying desperately to keep up with his homework and fit in. When he is assigned to mentor Isabel, a cute classmate and future member of the Named, the line between his two lives begins to blur.

Read Along or Enhanced eBook: Have you ever heard of The Excited Burro or Ringel Ringel? These are games that children play in other countries. Children play different games in different parts of the world, but they all have fun! Vibrant photos, diagrams, maps, informational text, and interesting facts invite readers to learn the way children around the world play the same games as they do in this delightful, Spanish-translated nonfiction title.

JORGE CARRIÓN (Tarragona, 1976) ha sido profesor en Guatemala, Chicago y Barcelona; y escritor en los cinco continentes. Sus crónicas y críticas literarias han aparecido en medios españoles como Lateral, Quimera, Letras Libres, Clarín y Cultura/s, o latinoamericanos como Travesías y La Tempestad. Es autor de una novela, Ene (2001), y de versiones de Dante y Bernat Metge. Sus textos han sido antologados en México, Argentina y España. Actualmente trabaja en varios proyectos de literaturas de viaje (que transcurren en un meridiano que va desde Australia hasta París, pasando por...

Fernando de Artacho y Pérez Blázquez (Sevilla, 1960). Licenciado en Derecho por la Universidad de Sevilla y abogado, realizó los cursos de doctorado en Historia y en Ciencias Políticas. Es Diplomado en Genealogía, Heráldica y Nobiliaria por el Consejo Superior de Investigaciones Científicas. Colaborador en revistas especializadas y medios de comunicación escritos, ha publicado más de media docena de libros, entre los que destacan: Manuscrito sevillano, Los Caballeros Veinticuatro del Puerto de Santa María, Padrón de Nobles e Hijosdalgos de la ciudad de Sevilla en el siglo XVIII,...