La admirable aventura de Malala

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.

Una novela de amores, celos y venganzas, que envuelve al lector con la fuerza de las grandes sagas familiares de la literatura. Un secreto oculto en lo más profundo del bosque. Una mansión azotada por las olas. Dos hermanas enfrentadas. Un linaje de mujeres con un don extraordinario. A finales de los años veinte del siglo pasado, Estrella y su hermana gemela, Alma, llevan una vida privilegiada como hijas de los marqueses de Zuloaga, propietarios de una casa solariega y una mina de hierro en un pequeño pueblo suspendido sobre el Cantábrico. Crecen rodeadas de fiestas y lujos, pero...

This book describes dump trucks called off-highway trucks, explaining their operating equipment and dumping beds, fuel, and jobs.

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.