The first crossword puzzle book that is both educational and fun. This volume of 40 entertaining and educational puzzles by master puzzle constructor Frank Longo is ideal for students ages 12-16. Each puzzle has a theme, and is edited by "The New York Times" crossword editor Will Shortz to ensure impeccable quality.Featuring educational crossword puzzles and related trivia quizzes, New York Times On the Web presents the first crossword puzzle book for teens. Puzzles on topics ranging from American History, Health, to Fine Arts, engage teens wanting to learn from, as well as enjoy their crossword puzzles.