Este libro describe la rutina diaria de un bibliotecario. This book describes the daily routine of a librarian.

Discusses the work done by astronauts, the equipment used, training required, and what an astronaut's day is like. Discuye el trabajo hecho por un astronauta, el equipo que usan, entrenamiento requerido, y cómo es el día de un astronauta.

Examines the legends and the sightings of the Bigfoot.

A simple introduction to the equipment, uniform, daily duties, and other aspects of the job of a police officer. Spanich Language Materials

A simple introduction to the work of zookeepers, including the different types, equipment used, training, daily life, and other aspects of their jobs. Spanish Language Materials.

Explains the educational background, clothing, equipment, and various duties of a doctor. Spanish Language Materials.

"Describes the struggles and accomplishments in building the Panama Canal. Includes glossary, websites, and bibliography for further reading"--

Learn the alphabet and see a different buttocks on an animal with each letter.