Join the famous detective Sherlock Holmes and his trusty colleague, Doctor Watson, in the many problems, dilemmas, and mysteries they encounter while trying to apprehend the infamous Professor Moriarty and other fiendish felons.

Uncover plots, reveal murderers, unmask liars and recover stolen goods, as you complete these lively logic puzzles, codes, anagrams, number puzzles, and of course, who dunits. Use your deductive powers to right wrongs and prevent crimes, while you deal with the esteemed Inspector Lestrade of Scotland Yard, Mrs. Hudson, Holmes’ household manager, and all the other characters you’ll encounter in and around 221B Baker Street.