Algoritmos: la base de la programación de computadoras (Algorithms: The Building Blocks of Computer Programming)

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

¿No confías en el gobierno? ¿Te da miedo el gobierno? ¿No te gustan los candidatos? ¿Votas por el menos peor? ¿Cuál es el problema? La Democracia Representativa por elección no es un sistema democrático; es un sistema opresivo, que polariza y divide a la sociedad, es altamente ineficiente y fácil de corromper. ¿En qué me afecta? La libertad, la seguridad, la economía, la salud, la alimentación, la educación, las oportunidades y todas tus circunstancias dependen de la organización política y económica de tu sociedad y de las personas a las que el sistema les da poder. ¿Qué...

You've only got one day to spend at the carnival-how do you make the most of your time? Students will learn how to measure time while reading about a fun-filled day at a carnival! This fiction Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of...

This Spanish-translated nonfiction title gives children an in-depth look at what a career as a police officer is like. Readers will learn about various aspects of life as a police officer--from being accepted into the academy to keeping streets safe. Readers will learn what a typical day in the police academy is like as well as a day in the field as an officer. Through helpful charts and diagrams and colorful images in conjunction with informational text and stunning facts, readers discover important aspects of keeping communities safe, including what's inside the patrol car, K-9 units,...

El proceso que conduce desde el valor monumental intencionado hasta el valor de antigüedad, pasando por el histórico, no es sino una manifestación de la emancipación del individuo, que ha realizado un fuerte avance, sobre todo desde finales del siglo XVIII y a lo largo del XIX, y que se dispone a sustituir paulatinamente los fundamentos clásicos tradicionales de la cultura por otros completamente distintos