Game strategy guides

These guides build on the basic rules. Each one explains a concrete decision and links back to the matching game. Start with the rules if you have not played yet.

• Cipher Mosaic: reading clues and narrowing down a code — A worked Cipher Mosaic guess: exact and misplaced values, repeated symbols and how to choose the next move.
• Hidden Armada: placing and finding the fleet — A first-match plan for Hidden Armada: place ten ships legally, search efficiently and finish a ship after the first hit.
• Ninefold Tactics: think on two boards at once — How a move sends your opponent to the next board in Ninefold Tactics and how local wins form a line on the large board.