Aves

Manifest Destiny the name given in the 1840s to a belief that the coast-to-coast expansion of the United States was both inevitable and justified, regardless of the means. Standing in the way were not only the native populations, but also the descendants of Spanish settlers who had lived in the Southwest for centuries. The racist belief that white men rightfully should expand their institutions into the area brought the United States into conflict with Mexico. War was declared in 1846, and by the time the Treaty of Guadalupe Hidalgo was signed in 1848, ending the war, the US had gained...

"Whoosh! Crunch! Dump Trucks are here to haul! Learn how and where they do their work in this Machines! song. Includes glossary, critical thinking questions, and sheet music"--

Explore outer space and learn about stars, galaxies, planets, asteroids and how these bodies are all related to one another. Featured in this book are photographs from outer space and related vocabulary.

Gayo Plinio (siglos I-II a.C.), conocido como Plinio el Joven, pertenecía a la rica aristocracia italiana propietaria de grandes posesiones agrícolas y administradora de magistraturas municipales. El apoyo de su tío materno, Plinio el Viejo, que los acogió a él y a su madre a la muerte del padre y acabó adoptándolo como hijo, fue decisivo en la vida de nuestro autor. Plinio el Joven agrupó en torno a su persona el círculo cultural y político probablemente más importante de su tiempo, del que formaban parte ilustres escritores como Marcial, Tácito, ya en el cénit de su gloria, o...