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...

In AD 79, the residents of the booming Roman city of Pompeii were shocked when a nearby mountain exploded, releasing superhot ash, rock, and gas on the surrounding areas. What happens next is the extraordinary account of a volcano in action. Though the people who didn't flee Pompeii were doomed, the volcano preserved their remains, allowing us to better understand a fascinating time in the Roman Empire. Astonishing photographs of Pompeii, primary source records of the occurrence, and riveting text are just some highlights of this high-interest volume.

"Harry Bosch se ha retirado del Departamento de Policía de Los Ángeles, pero su hermanastro, el abogado defensor Mickey Haller, necesita su ayuda. Una mujer ha sido brutalmente asesinada en su cama y todos los indicios apuntan al cliente de Haller, un antiguo pandillero convertido en padre de familia. Aunque la acusación de asesinato parece irrefutable, Haller está convencido de que es una trampa. Bosch no quiere saber nada de cruzar al otro lado y trabajar para la defensa. Siente que eso destruiría todo el bien que ha hecho en sus treinta años de policía de homicidios. Sin embargo,...

People have been using shadow puppets to entertain people for centuries. Learn the history of shadow puppets and the "technology" behind them with this STEAM book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this book features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Perfect for English language...

Helps children deal with grief by showing how a young boy explores his feelings about loss and sadness after the death of his pet.