Provides a brief look at the history and future of man's journey into space from the first satellites to the latest shuttle launches and beyond. Written in Spanish.
A brief biography of Roman soldier and leader, Julius Caesar, that also describes the city and rural life, language, social classes, and culture of ancient Rome.
Explores the various ways people spend, save, and budget money. Also discusses the difference between wants and needs. Includes color illustrations, fact boxes, a glossary, and further resources.