Jane Addams

A simple biography of the naturalist who founded the Sierra Club and was influential in establishing the national park system.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Las pasiones se desbordan en el estadio. La gente alienta con fervor a la selección nacional. Sin embargo, el equipo no da resultados y su clasificación al mundial corre peligro. Arturo y su padre pondrán manos a la obra para que los jugadores estén a la altura de su público. No puedes dejar de leerlo.

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.

Young people are always interested in those in the community who make it run, especially uniformed heroes such as firefighters and police officers. This fun volume walks readers around town introducing them to community workers, including the mail carrier, dentist, and librarian. Carefully chosen photographs correlate with the achievable vocabulary and illustrate characteristics of each job.

Provides a basic introduction to caves, including geographical information and plant and animal life.