In Blokus players choose their color and a corner of the board. Players then take turns laying one of their pieces on the board, starting in their own corner. All pieces of same color must touch and can only touch on their corners. As turns are being taken, players unable to fit remaining pieces on the board are forced to stop play. At the end, points are scored by how many pieces players have left. The player with the fewest wins. Game contains solitaire version where a player must fit all pieces on the board, following the rules above, in one sitting.
