Deduction board game are drawn at random. Notable members of this category include "Black Box" and "Master Mind". Investigation games are board games in which the players generally play as police, detectives or other investigators. The best known game of this type is "Cluedo". In fact, many of games in this category utilize a mechanic known as "The Missing Card," which was developed by Anthony E. Pratt for "Cluedo" ("Clue" in the United States). "The Missing Card" takes a known set of cards (or other token) and removes one or more of them. By gathering information and using deduction and logic, the players
The Sirius Mystery his book. He also used the second edition of his book to complain about what he said was "the extreme and virulent hostility towards me by certain security agencies, most notably the American ones." The Sirius Mystery The Sirius Mystery is a non-fiction book by Robert K. G. Temple first published by St. Martin's Press in 1976. Its second, 1998, edition is called The Sirius Mystery: New Scientific Evidence of Alien Contact 5,000 Years Ago. The book presents the hypothesis that the Dogon people of Mali, in west Africa, preserve a tradition of contact with intelligent extraterrestrial beings from the