Pretéritos indefinidos

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

A haiku is a type of poetry that follows a pattern. Haiku started in Japan and has become popular around the world. Learn more about why people love to read and write in patterns. Try to create your own haiku, too! This full-color nonfiction reader will engage students in reading while introducing them to new vocabulary terms and concepts. Important text features include a glossary and a table of contents to develop students' comprehension and literacy skills. This Spanish book aligns with national and state standards and features exciting TIME For Kids content to keep English language...

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish biography provides firsthand accounts of history that give personal insights into historical events. This primary source book focuses on the lives of famous Californians including John Muir, Dorothea Lange, Sally Ride, and Cesar Chavez. Learn about California’s history while building reading comprehension and social studies literacy. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time ...

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,...