Additional
Information: Games played by making marks on paper, whether these are symbols, numbers, or drawings, such as Tic Tac Toe, Dots and Boxes, Hangman, Sprouts, Battleship, or Nim.
Eric Weisstein's World of Mathematics: Dots and Boxes Eric Weisstein's World of Mathematics: Dots and Boxes: Provides the basic rules and explains different strategies for playing. (Paper and Pencil) http://mathworld.wolfram.com/DotsandBoxes.html
Well Known Paper Games for that Four Hour Journey by Train Well Known Paper Games for that Four Hour Journey by Train: Instructions for playing a variety of games with explanations of tactics. (Paper and Pencil) http://www.lexcie.zetnet.co.uk/papergames.htm
Stop Gate Stop Gate: A variation of Dots and Boxes that can be played on a checkerboard or on paper. (Paper and Pencil) http://www.cs.uidaho.edu/~casey931/conway/stopg.html
Mathematical Games: Sprouts Mathematical Games: Sprouts: Brief summary of the game with diagrams. (Paper and Pencil) http://www.madras.fife.sch.uk/maths/games/sprouts.html
The Games Compendium - Pencil and Paper Games The Games Compendium - Pencil and Paper Games: Descriptions of games that can be played in teams. (Paper and Pencil) http://www.edinburgh-scout.org.uk/games/gc6.html
Dots and Boxes - Dots and Hexagons Dots and Boxes - Dots and Hexagons: Describes the rules for playing on a squared grid and introduces a variation of the game. (Paper and Pencil) http://www.drking.plus.com/hexagons/dots/
The Game of Col The Game of Col: Explains the rules and includes printable maps made by kids. (Paper and Pencil) http://www.cs.uidaho.edu/~casey931/conway/col.html
Pencil and Paper Games Pencil and Paper Games: Animated instructions showing how to play Sprouts, Pipelayer and Capture. (Paper and Pencil) http://orion.math.iastate.edu/danwell/MathNight/ppg.html
Pencil & Paper Games Plaza: Tic Tac Toe Pencil & Paper Games Plaza: Tic Tac Toe: A simple explanation of how to play. (Paper and Pencil) http://www.xs4all.nl/~spaanszt/PencilPaperGames/TicTacToe.html