Difficult Sudoku Five Logic Puzzles (Vol 1)
Chapter 8: Twenty-Four Difficult (DiffLev 10) Sudoku-5B Puzzles (numbers 121-144)
- Step-by-step instructions for solving Puzzle 121, (20/25) Diff: 10/32.2111.1351
- Step-by-step instructions for solving Puzzle 122, (20/25) Diff: 10/31.1131.1351
- Step-by-step instructions for solving Puzzle 123, (20/25) Diff: 10/23.1121.1351
- Step-by-step instructions for solving Puzzle 124, (20/25) Diff: 10/22.2121.1351
- Step-by-step instructions for solving Puzzle 125, (20/25) Diff: 10/21.1121.2442
- Step-by-step instructions for solving Puzzle 126, (20/25) Diff: 10/12.2211.2342
- Step-by-step instructions for solving Puzzle 127, (20/25) Diff: 10/11.1A12.2353
- Step-by-step instructions for solving Puzzle 128, (21/25) Diff: 10/31.1111.4351
- Step-by-step instructions for solving Puzzle 129, (21/25) Diff: 10/31.1111.4351
- Step-by-step instructions for solving Puzzle 130, (21/25) Diff: 10/31.1111.4351
- Step-by-step instructions for solving Puzzle 131, (21/25) Diff: 10/31.1111.4351
- Step-by-step instructions for solving Puzzle 132, (21/25) Diff: 10/31.1111.4351
- Step-by-step instructions for solving Puzzle 133, (21/25) Diff: 10/22.2222.2232
- Step-by-step instructions for solving Puzzle 134, (21/25) Diff: 10/22.2222.2232
- Step-by-step instructions for solving Puzzle 135, (21/25) Diff: 10/22.2222.2232
- Step-by-step instructions for solving Puzzle 136, (21/25) Diff: 10/22.2222.2232
- Step-by-step instructions for solving Puzzle 137, (21/25) Diff: 10/13.3122.2232
- Step-by-step instructions for solving Puzzle 138, (21/25) Diff: 10/13.3122.2232
- Step-by-step instructions for solving Puzzle 139, (21/25) Diff: 10/11.A112.3443
- Step-by-step instructions for solving Puzzle 140, (21/25) Diff: 10/11.A112.3443
- Step-by-step instructions for solving Puzzle 141, (21/25) Diff: 10/11.A112.3443
- Step-by-step instructions for solving Puzzle 142, (21/25) Diff: 10/11.A112.3443
- Step-by-step instructions for solving Puzzle 143, (21/25) Diff: 10/11.2121.2443
- Step-by-step instructions for solving Puzzle 144, (21/25) Diff: 10/11.1213.1245