'Dear God, what is it like in your funny little brains? It must be so boring.' Can you pit your wits against the best and the wisest? Through these 200 puzzles and challenges, you'll be able to elevate your powers of deduction, detection and general brilliance. From codes and sequences to perceptual and logic problems, there are puzzles for all levels, from beginner to expert. With explanations of how Sherlock (and hopefully you) arrived at the solutions, this official puzzle book is your chance to learn how to think like Sherlock. Step inside his mind palace, decipher Moriarty's taunting clues and find out if you're a match for the brains of 221b Baker Street.