Items Invented by Andy Kurnia
- Cycle Chess. Variant on a board with 39 cells, three of which are special. (6x6, Cells: 39) By Andy Kurnia.
- En Passant Chess. All pieces can be taken en passant. (8x8, Cells: 64) By Andy Kurnia.
- Flee!. Variant on 16 by 16 board with strong royal piece. (16x16, Cells: 256) By Andy Kurnia.
- Thirty-Nine Squares Chess. Variant on board with 39 squares with special drop and promotion rules. (Cells: 39) By Andy Kurnia.
- Cycle Chess . Variant on a board with 39 cells, three of which are special. Author: David Howe. Inventor: Andy Kurnia.