Experimentos sencillos sobre el tiempo

From Mexico to the tip of South America, Latin America features varied scenery, including deserts, grasslands, plains, and mountains. Some are extreme: The Andes is the world's longest mountain range, and the Atacama Desert has not had rain for over 400 years! Latin America's remarkable landscape is an essential factor in its surprisingly different climatic zones. This insightful volume offers a comprehensive tour of the many vibrant countries of this fascinating region, highlighting its most striking areas in vivid photographs. It is also an inviting exploration of geography, natural...

Arrullo de nanas, canciones de corro, la señora Luna, el vestido blanco, un banco en el parque, la caligrafía, la tabla y los números o la monotonía de lluvia tras los cristales de una tarde de escuela... son algunos de los temas que recrean la más viva tradición popular en poemas de ayer y de hoy, recogidos en esta antología de poesía infantil a cargo de Jaime García Padrino y Lucía Solana.

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...

Through bright images, charts and graphs, and Spanish-translated informational text, this book provides readers with enlightening facts about what it takes to work in this exciting and unique profession. Featuring a glossary of terms, an index, a list of helpful websites, and an interview with a real-life deep sea fisher, this text will engage children from cover to cover!