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.

«Hace cinco días que la nave tiene abierta una vía de agua en la popa, en la bodega las bombas de achique no responden, no se divisa la costa, la tripulación empieza a lanzar al mar parte de la carga—primero, la de los propietarios menos importantes; la pimienta nunca, ya que es propiedad del rey—, los carpinteros de a bordo se ven impotentes y ni siquiera se sienten capaces de informar de la situación a los oficiales, el contramaestre está enfermo, el piloto equivoca el rumbo, los pasajeros protestan inconscientes de lo que ocurre, empieza a llover y a soplar un fuerte viento que...

Un viejo submarino que prestó servicio durante la Segunda Guerra Mundial es reflotado para poder realizar su última singladura antes de ser desguazado. El capitán Pértil y su tripulación vuelven al escenario donde se produjo la batalla de Midway contra los japoneses. A través del periscopio descubren una isla que no existe en el mapa de navegación y deciden explorarla. Al desembarcar se dan cuenta de que los animales de la isla han sufrido una mutación. Lo que parece un misterio irá desvelándose poco a poco, hasta que encuentran unos personajes muy singulares.

In AD 79, the residents of the booming Roman city of Pompeii were shocked when a nearby mountain exploded, releasing superhot ash, rock, and gas on the surrounding areas. What happens next is the extraordinary account of a volcano in action. Though the people who didn't flee Pompeii were doomed, the volcano preserved their remains, allowing us to better understand a fascinating time in the Roman Empire. Astonishing photographs of Pompeii, primary source records of the occurrence, and riveting text are just some highlights of this high-interest volume.

Dive into this book to learn all about blacktip reef sharks. Readers will take in information about a blacktip reef shark's preferred habitat, what it likes to eat, and more alongside amazing underwater photographs. Translated by native Spanish speakers--and immersion school educators. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Jumbo is an imprint of Abdo Kids, a division of ABDO.