http://www.dmoz.org/Games/Paper_and_Pencil
http://www.youtube.com/watch?v=OzKJJTiP-pU&feature=related
http://www.greenyour.com/node/14068?subject=1269
QR Code generators
http://qrcode.kaywa.com/ (createyourownQR-Code)
http://zxing.appspot.com/generator/