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

A simple biography of the man who worked to win fairer treatment of the migrant farm workers in California in the 1960s and to establish the United Farm Workers union.

At an early age, Steve fell in love with the possibility of the computer machine. He knew it had the power to change someone's life. Inspired to create a personal computer accessible for everyone, Steve went on to become one of the most influential inventors the world has ever met. This inspiring story of the visionary and entrepreneur features a facts and photos section at the back.

Cuando la vida te pesa, las heridas de la infancia no cicatrizan y el corazón grita, dormir es la única salida de emergencia. Tres veces atenté contra mi vida, tres veces fallé, confieso que siempre he querido vivir, solo busco dejar de sentir.

The Earth is a remarkable place! In the universe, Earth is the only place that we know for sure has life and non-life. Learn all about interdependence in ecosystems with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new vocabulary terms like oxygen cycle, stimuli, homeostasis, and micro-organism with this nonfiction book that is aligned to state and national standards. The leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity...