La historia de la inmigración de EE. UU.: Datos (The History of U.S. Immigration: Data)

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...

Learn the history of number systems with this engaging Spanish book! This text combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn place value while reading about the number systems of the Egyptians and Romans, and also learn important vocabulary terms like cuneiform, binary systems, roman numerals, and more! The full-color images, math charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and...

Villancicos clásicos son perfectos para reflexionar sobre el verdadero significado de la temporada Navideña. Enséñale a los niños sobre los regalos que los tres reyes magos trajeron a Jesús. La estrella brillante era su guía al viajar sobre las montañas para ver el Salvador del mundo. "Nosotros somos los tres reyes magos de Oriente Atravesamos desde lejos con regalos. Campo y fuente, páramo y montaña, siguiendo a la estrella de allá. Belén, he traído oro para coronarlo de nuevo. Rey para siempre, nunca ha de doblegarse sobre todos nosotros reinará. Oh estrella maravillosa,...

Besides oil, Texas has long been associated with cattle and agriculture. Learning about these industries will allow readers understand how valuable their development is to the growth of the state of Texas, as well as America's economy.