Enciclopedia Britannica para niños - Los humanos

Beautiful full-color photographs and informative text, in both English and standard Latin-American Spanish, introduce readers to our Moon. They will learn about the Moon’s phases, that people have been to the Moon, and many more exciting facts. This is a great addition to any aspiring astronomer’s library.

Forces and motion are key concepts in the elementary science curriculum. This Spanish edition of How Simple Machines Work uses simple text and full-color photographs to help ELL students understand the principles behind simple machines. Each volume includes three diagrams to enhance comprehension. The text uses authentic language and is designed to build reading skills as well as knowledge of basic science concepts.

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...

Es un poemario donde se funde la racionalidad y la belleza en poemas. Que caen como un rayo electrificando el espíritu. Algunos tan ruidosos, otros livianos como una una hoja seca de otoño.