Reptiles y anfibios

Insectos is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Universo is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Un día de finales de octubre de 1936 el arquitecto español Ignacio Abel llega a la estación de Pennsylvania, última etapa de un largo viaje desde que escapó de España, vía Francia, dejando atrás a su esposa e hijos, incomunicados tras uno de los múltiples frentes de un país ya quebrado por la guerra. Durante el viaje recuerda la historia de amor clandestino con la mujer de su vida y la crispación social y el desconcierto que precedieron al estallido del conflicto fratricida. La noche de los tiempos es una gran novela de amor ambientada en el año previo al inicio de la guerra civil ...

What is a responsibility? How can you be responsible for yourself? Read this book to learn about how and why to behave responsibly.

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...

Este práctico libro recoge muchas de esas preguntas que los pequeños de la casa (y a veces no tan pequeños) se pasan la vida haciendo a los mayores, y las contesta de un modo sencillo y muy divertido. Van acompañadas por unas simpáticas y originales ilust