This is a special niche kind of a game. The game was created for the Ancient Accepted Scottish Rite, Northern Masonic Jurisdiction in Lexington MA. by Whitehall Games Inc. It is based on the ideals of Masonic Freemasonry. from the box: The object of the game is to complete building your trestle board from the Rough Ashlar to the Perfect Ashlar as you progress from Entered Apprentice through Fellowcraft to Master Mason. The game contains; 4 Trestle Boards, 36 Cards and 136 Playing Stones