California en el siglo XX (California in the 20th Century)

Based on the premise that all young people should learn to make decisions, respect themselves, and resolve challenging problems, this book is a self-help guide for adolescents to develop positive thinking, high self-esteem, and personal power. Exercises guide readers through learning about their own feelings, dreams, and needs while stressing that they are responsible for their own behavior and happiness. Situational anecdotes used to enhance the discussion are age-appropriate and relevant to children. Writing and keeping a journal are encouraged, and group exercises make the book useful in...

Climb aboard for a journey into the world of trains! In this fascinating, Spanish-translated nonfiction title, readers learn about the history of trains, the different uses for them, and the different types and parts including freight cars, box cars, passenger cars, and the caboose. With detailed photos, informative text, and intriguing facts, this book will have readers delighted from cover to cover!

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...

Libros de actividades, llenos de originales y divertidas ideas. A través de la realización de distintos tipos de manualidades con materiales fáciles de hallar, estos libros desarrollan el sentido estético del niño y estimulan su creatividad. Este libro propone ideas para decorar, jugar y sorprender tomado como base huevos previamente vaciados. Con la ayuda de otros materiales -- cartulinas, pinturas, pegatinas, plastilina, confeti, etc. -- y siguiendo los pasos propuestos con claridad y sencillez se obtienen resultados espectaculares.