El poder de Heka

Thomas Edison is considered by many to be one of the greatest inventors of all time. His creations changed the world, but there was more to his life than just his inventions. Readers of this engaging volume will learn all about the man behind the innovations. This fascinating biography introduces important subjects and encourages a further interest in history. Concise and accessible text paired with vibrant photographs is sure to captivate audiences of many ages and levels.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these sea giants face-to-face: The Archelon was similar to a turtle, but its shell was made of crossed rib bone covered in rubbery skin! The Mososaurs had huge pointy jaws and grew to be fifty feet long! The Ichthyosaurs looked a lot...

La Guerra Civil cortó bruscamente la riqueza poética inmediatamente anterior a su estallido, y en los primeros años de la dictadura hubo que reconstruir no sólo un país en ruinas, sino también una poesía gravemente mutilada por las muertes (Unamuno, Lorca, A. Machado, Miguel Hernández…) y el exilio (casi todos los miembros del 27, Juan Ramón, León Felipe…). En ese contexto nace la poesía de posguerra, que si bien en un principio, como dice Emilio Alarcos, era natural que «después de las hostilidades, como reacción ante una realidad hosca, buscase la tranquilidad de ánimo,...

Nueva traducción, acompañada de un completo estudio introductorio y un amplio cuerpo de notas, de esta obra de madurez en la que Cicerón analiza cuestiones de ética filosófica que, a juicio de su autor, pueden ayudar al lector a hacer más llevadera la tempestuosa travesía de la vida.