My entry for the competition: Pirates, a recreation of the old traditional Battleships game.

The pirates home page is at:
http://www.cairnsgames.co.za/pirates/

To just download the game:
http://www.cairnsgames.co.za/pirates/pirates.zip

The source code is also released (Delphi 6 with DelphiX):
http://www.cairnsgames.co.za/pirates/piratessrc.zip