Strategic board games are a type of game that require players to use strategy and tactics to achieve a goal. Chess (5 letters) is one of the oldest and most popular strategic board games, in which two players use pieces on a checkered board to try to checkmate their opponent's king. KEY (3 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of four pieces. Nim (3 letters) is a mathematical game of strategy in which two players take turns removing objects from distinct heaps or piles. CAMP (4 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of four pieces. Stlo (4 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of five pieces. POWWOW (6 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of six pieces. Warroom (7 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of seven pieces. Durchess (8 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of eight pieces. Powerplay (9 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of nine pieces. CALCULATED (10 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of ten pieces. Fiveplanyear (12 letters) is a two-player abstract strategy game in which players take turns placing pieces on a board in an attempt to form a line of twelve pieces. Strategic board games require players to use strategy and tactics to achieve a goal, and there are many different types of these games available.