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.

Las calles de una ciudad están llenas de historia, curiosidades y viejas leyendas. Descubre todo lo que hay que saber sobre Madrid con esta divertida guía, pensada para que los jóvenes viajeros disfruten conociendo esta interesante ciudad. Además, encontr

What’s the best way to solve problems between people? By talking them over and working them out. It’s never too soon for children to learn the process of peaceful conflict resolution. This book distills it into clear, simple language and supporting illustrations. Children learn to calm themselves, state the problem, listen, think of solutions, try one, evaluate results, and even agree to disagree when a solution isn’t possible. Includes conflict resolution skillbuilding games and role plays for adults to use with children. Now children and adults can enjoy our most popular Learning to...

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

En 1931, Jorge Luis Borges (1899-1986) y Adolfo Bioy Casares (1914-1999) iniciaron una larga amistad literaria, cuyas consecuencias serían fundamentales para la literatura en lengua española. Desde 1947, el propio Bioy comenzó a registrar, con minuciosidad y precisión, las «interminables, exaltadas conversaciones» que mantenían casi diariamente, afanes en los que perseveró durante cuatro décadas y que condujeron a las 1700 páginas del extraordinario BORGES (Destino, 2006). Preparada también por Daniel Martino, se presenta ahora esta no menos indispensable edición de páginas...