Enjoy this 23-slide powerpoint that introduces students to the genre of MYSTERY. Get students talking & thinking about what makes a GOOD mystery. PowerPoint includes mystery vocabulary words, images & sounds associated with familiar television detectives. Primarily used with a unit involving Sherlock Holmes with many slides providing biographical information on Sir Arthur Conan Doyle and the character of Sherlock Holmes. Also includes a vocabulary list for The Speckled Band (Sherlock Holmes mystery). One-two class periods depending on how much you have students write down! Zip file also includes music clips for television show images that appear in the powerpoint.