Inteligencia artificial: computadoras y máquinas inteligentes (Artificial Intelligence: Clever Computers and Smart Machines)

Presents the life story of the Mexican-American labor leader who helped achieve justice for migrant farm workers by creating a union to protect their rights.

"Latin America's population is estimated to be well over half a billion people, almost one-tenth of the world's population, living in thirty-three different countries and territories. This engrossing book explores the people of South America, Central America, Mexico, and the West Indies and provides extensive detail on their diverse cultures. An authoritative overview of the varied and rich traditions of each of these regions is presented, as well as a thorough discussion of the religions, languages, and ethnicities of Latin Americans."

Explores snakes and describes how they move, hunt, eat and mate. Includes fact boxes with information about snake life.

La manera de aprender a leer ha cambiado: este libro con pictogramas acompaña al niño en sus primeros pasos en la mayor aventura de todas. ¿Una casa que cabe en un bolsillo? ¿Un niño que es el rey y manda comer obligatoriamente helado? ¿Un perro que se cree que es una gallina? ¿Una vaca pedorra? Aprende a leer mientras te diviertes con estas disparatadas historias. Los pictogramas facilitan la atención, facilitan la relación entre imagen y grafía y motivan a los peques al hacerlo por sí solos.