Starts with the letter 'I'
- Infinite Chess. Chess on on infinite board. Author: Hans L. Bodlaender. Inventor: Tim Converse.
- Intrusive Squares. The board is split into 4 4x4 supersquares and reunited by 20 extra squares. (10x10, Cells: 84) By Charles Gilman.
|2 'Game' entries listed||2 'Large board' entries listed|
|2 'Unorthodox shaped board' entries listed|
Total items listed: 2