La Energía Solar (Solar Energy)

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

Follows the Thirteen the Amendment that freed the slaves, end of the war, and the death of President Abraham Lincoln.

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.

Año 449, el futuro del mundo pende de un hilo. El otrora poderoso Imperio romano yace vulnerable. El enorme ejército de los hunos se encuentra reunido a un tiro de piedra, al otro lado del Danubio, preparado para atacar. El general romano Cayo Flavio Aecio sabe que Atila está sediento de la sangre de sus antiguos captores y sueña con su destrucción. Pero no recibe la ayuda necesaria y la horda arrasa la débil frontera, masacrando todas las guarniciones que encuentra a su paso. Atila planea una estrategia que le llevará a las mismísimas puertas de Roma. Pero antes deberá valorar si el ...

Anticipándose a los pronósticos más pesimistas, el volcán de Cumbre Vieja, en la isla de la Palma, ha terminado por fracturarse y millones de toneladas de roca se han precipitado al mar. La consecuencia es la formación de una ola gigantesca que se propaga

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.

Discover what it takes to be an Emergency Room doctor in this enlightening, Spanish-translated nonfiction title. Readers learn about the hard work and dedication it takes to have a career as an ER doctor and what a typical day is like in the emergency room. From medical school to residency, medical symptoms to diagnosis, children will learn all about the steps it takes to get involved in this profession. This engaging title features vivid photos, helpful charts and diagrams, informational text, a glossary of terms, and an interview with a real-life ER doctor to delight, inform, and encourage...