Starts with the letter 'Jo'
- Joe Joyce Hyperchess. Easy to play 3D Chess variant where pieces can act on small board or large board. Author: Jeremy Gabriel Good. Inventor: Joe Joyce.
- Joshua's Chess. Missing description (12x12, Cells: 144) Author: Michael Nelson. Inventor: Joshua Nelson.
- Joshua's Chess . Missing description Author: Michael Nelson. Inventor: Joshua Nelson.
|1 'Game' entry listed||1 'Zillions of Games file' entry listed|
|1 'Play by mail item' entry listed||1 'Three dimensional' entry listed|
|3 'Large board' entries listed||1 'In a category all its own' entry listed|
Total items listed: 3