Compact in size, yet comprehensive in coverage, these dictionaries from Berlitz are ideal for the student, business person, and traveler. Completely up-to-date with current words, idioms, and expressions.   The latest edition comes with a 48-page Activity Section featuring:   * word puzzles * riddles * crossword puzzles * word searches * sudokus * cryptograms as well as basic Spanish phrases, organized by topic, and a mini Spanish grammar.