The dean of detectives and master of disguise comes with 10 costumes, plus four colleagues and adversaries: the loyal Dr. Watson, the nefarious Professor Moriarty, Inspector Lestrade, and Irene Adler. Little detectives can help the world-famous sleuth solve this collection of 36 brain-teasing puzzles. This title features code-breaking conundrums, memory games, and more — kids can also colour the pictures when the mysteries has been solved.