Challenging Sudoku Seven Logic Puzzles (Vol 1)
Chapter 13: Fourteen Challenging (DiffLev 13) Sudoku-7C-2V Puzzles (numbers 137-150)
- Step-by-step instructions for solving Puzzle 137, (38/49) Diff: 13/A.1114.1462.3581
- Step-by-step instructions for solving Puzzle 138, (38/49) Diff: 13/4.4123.1123.6533
- Step-by-step instructions for solving Puzzle 139, (38/49) Diff: 13/4.23A1.1224.4644
- Step-by-step instructions for solving Puzzle 140, (39/49) Diff: 13/4.121A.1136.5572
- Step-by-step instructions for solving Puzzle 141, (40/49) Diff: 13/A.1112.2233.3695
- Step-by-step instructions for solving Puzzle 142, (40/49) Diff: 13/4.4313.4113.2482
- Step-by-step instructions for solving Puzzle 143, (40/49) Diff: 13/4.3321.A352.3661
- Step-by-step instructions for solving Puzzle 144, (40/49) Diff: 13/1.21A1.1231.5886
- Step-by-step instructions for solving Puzzle 145, (41/49) Diff: 13/3.3311.2324.4474
- Step-by-step instructions for solving Puzzle 146, (41/49) Diff: 13/2.AA11.2475.6344
- Step-by-step instructions for solving Puzzle 147, (41/49) Diff: 13/1.22A2.A136.6772
- Step-by-step instructions for solving Puzzle 148, (42/49) Diff: 13/3.3233.3245.5351
- Step-by-step instructions for solving Puzzle 149, (42/49) Diff: 13/2.2324.21A2.5594
- Step-by-step instructions for solving Puzzle 150, (42/49) Diff: 13/1.1223.5332.4475