El ferrocarril transcontinental (The Transcontinental Railroad)

People today refer to the Midwestern and prairie states as flyover country. During the Civil War, crossing those areas was the biggest obstacle in uniting the East and West Coasts of our divided nation. An act of Congress in 1862 authorized the Central Pacific and the Union Pacific railroad companies to build a railroad that would link the coasts. Seven years later, on May 10, 1869, an overwhelmingly immigrant labor force completed the task when a rail line was join in Promontory, Utah. The states had become united at last.

Continuamente, y casi desde que nacemos, recibimos mensajes sobre el amor que ayudan a crear falsos mitos: que para ser felices tenemos que encontrar nuestra media naranja, que los celos son una muestra de amor... Cuando la realidad choca contra estos falsos mitos se produce una frustración que provoca infelicidad y que, en casos extremos, puede derivar en violencia de género. En este libro encontrarás una serie de retos que te ayudarán a reflexionar. A descubrir tus propias respuestas. Enfréntate a ellos sin miedo, atrévete a pensar a tu manera. Porque para que la sociedad avance...

Everyday examples, such as a motorcycle and a tricycle, demonstrate differences in speed. A simple, Spanish narrative runs beneath the photographs.

Animals do not brush their teeth, but they still have ways to keep their teeth clean. Read to find out how. Paired to the fiction title Going to the Zoo.

In this book, children will learn about different kinds of homes, such as houses, apartments, and mobile homes, as well as the purpose of each room within a home. Questions about the reader s home help children connect the information to their own personal experiences.