La antigua Roma (Ancient Rome)

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

El presente trabajo indaga sobre la posibilidad que tienen los colombianos en Madrid, particularmente migrantes originarios de Pereira, departamento de Risalda, de plantear proyectos que aporten al desarrollo de sus zonas de origen. El colectivo colombiano epresenta uno de los más numerosos de entre los latinoamericanos en Madrid, únicamente superado por el ecuatoriano y, en últimas fechas, por el boliviano. (2) Aunado a ello, entre los andinos, los colombianos son los que comparten menos características en cuanto a su perfil sociodemográfico, y estrategias de salida —puntualmente en...

FIND OUT HOW PEOPLE BECAME KNIGHTS, AND WHAT KINDS OF WEAPONS THEY USED AND WHAT KNIGHTS DID WHEN THEY WERE NOT FIGHTING. THIS NEW USBORNE DISCOVERY BOOK, WITH AMAZING PHOTOGRAPHS AND COLORFUL ILLUSTRATIONS, EXPLORES IN FASCINATING AND SOMETIMES DESCRIPTIVE DETAIL HOW KNIGHTS LIVED, DIED, AND EVENTUALLY DIED OUT ALTOGETHER.

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

A María se le cae el mundo encima cuando su padre le dice que se trasladan a vivir a Bolivia. Un mundo desconocido que le reserva sorpresas que ella no espera. ¿Hasta qué punto el azar puede cambiar la vida de una persona? Una novela que muestra los problemas de adaptación y, también, la capacidad de superación personal.