Leila (Edición española)

Hernán vuela hasta la India para encontrar su ser espiritual. Allí descubrirá el interior del país y de sí mismo. Con ayuda de su maestro, Suresh el Faquir, prosigue su entrenamiento para completar su iniciación mística, con prácticas que incluyen la peregrinación o los ejercicios de equilibrio sobre el alambre, que ayudan a conseguir el equilibrio en la vida.

When election season starts, the race is on! But what do campaigns, candidates, polls, and the Electoral College have to do with voting for our nation's leaders? Using engaging, age-appropriate language and colorful photos, readers decipher the complex electoral process and learn how to get involved in the next election. Fully translated Spanish text.

Consolidates the Student's Book lessons with targeted practice, unit by unit Additional practice of reading, writing, speaking, listening and use of English skills Extensive grammar and vocabulary practice Complete practice exam in Unit 10 Designed for independent study at home and practice in class Audio for listening lessons available on the Student's App

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...