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.

Helps children learn the alphabet in English and Spanish. ·Thick sturdy cards with rounded corners. ·Includes a guide for parents with games for children of all ages (This product grows with your children!).

Mathematics constitutes ideal material for exercising the art of learning and thinking. For this it is necessary that the classroom has a stimulating atmosphere which requires determined attitudes and beliefs. The book combines theory and practice and responds to questions such as these: to think in the mathematics class? on what does the knowledge of solving problems really consist of? what are the beliefs and which are the most common ones among the students? how to diagnose, evaluate and, in some cases to modify, the systems of beliefs of the pupil?).

Esa etapa de la vida a la que llamamos adolescencia, en la que la realidad se muestra confusa, en el que la conciencia y moralidad comienzan a evolucionar, cuando aparecen sentimientos, sensaciones o reflexiones morales que hasta ese momento se desconocían, es puntual en la vida de cada persona. En este libro el autor hace hincapié tanto en la parte sentimental como en la de la razón que tanto chocan en dicha etapa vital, con el objetivo de que cualquier tipo de lector, aunque está dirigida especialmente a la comunidad juvenil, se sienta como ente partícipe de lo que se expresa. Es, en...

Describe el trabajo hecho en la estación de policía, el personal, los procedimientos y programs de los oficiales de policía.