Welcome to Pencil and Paper Games! Pencil and Paper Games is devoted to games you can play with nothing more than a pencil and a piece of paper. These games are ideal for entertaining children and adults on rainy days or dark evenings, at home or on holiday.A unique feature of this site is that you can play many of the games on-line against our resident game-player. Number gamesThe Function Game One player tries to guess the other player's mathematical rule. Number Probe Each player tries to gue ...