Tournament Sudoku Twelve Logic Puzzles (Vol 1)
Chapter 25: Two Tournament (DiffLev 21-23) Exhaustingly Puzzles (numbers 129-130)
- Step-by-step instructions for solving Puzzle 129, (90/144) Diff: 21/6.543A.1A22.1111.3759.9993
- Step-by-step instructions for solving Puzzle 130, (97/144) Diff: 23/883.1121.21B1.1221.3458.9799