1. Use the tool to place your ships on the Ocean Grid. Be careful to make sure the black dots sit where the lines cross each other. 2. Each player takes a turn trying to guess where their opponent has placed their ships by calling out an ordered pair. Always call the number on the bottom first (x), followed by the number on the side (y). 3. Use the Target Grid to keep track of the points you have guessed. Move a blue point to mark a "MISS". Move a red point to mark a "HIT: 4. When all of the spots on a ship are red, that ship is sunk! The first player to sink all of his opponent's ships is the winner.