Helps solve the mysteries of Spanish past-tense verbs. This book helps practice your language skills, as well as examples based on a conversational style. It also features an answer key that gives you a listing of correct answers, and clues you in on the 'why' behind them.[...]

Global war smashed civilization - or so the legends told - but not all of its machines. A caste of scientists arose who knew how to repair and operate the ancient machines - but not how they worked - and worshipped at the altars of the atomic gods who were said to make the machines run. Society was [...]