Paper and pencil game

Games that can be played with only pencil and paper:

• Battleship was played as a pencil and paper game, long before Hasbro came out with a board game version.
• Dots and boxes
• Exquisite corpse (surrealist game)
• Hangman
• Hex
• Gomoku
• Mastermind
• Race Game Use one or more pens to race
• Racetrack
• The Shannon switching game
• Sprouts
• Tic-tac-toe also known as noughts and crosses

These are all games in which pieces stay put once you place them.