Mar 23, 2022 - A group activity could lead to discussions of famous unsolved mysteries, Leo. Jack the Ripper, the Black Dahlia, the truth about O.J. Simpson, and other intriguing problems might capture the interest of everyone present, and might lead to some animated debates over possible solutions. You might want to make mental notes of the ideas everyone comes up with. Each possible solution could tell you a lot about the person proposing it!