It's elementary...when you're with world-famous detective Sherlock Holmes and his trusty assistant Dr. Watson, you're sure to find fiendish felons, uncover nefarious plots, and meet up with the wicked Moriarty. But, in order to crack these cases and reveal whodunit, you have to sharpen your wits by breaking secret codes, unraveling anagrams, solving logic puzzles, and figuring out tricky brainteasers! Put your powers of deduction to work--and prove you're smart enough to outwit the cleverest criminals!