Challenging Sudoku Seven Logic Puzzles (Vol 1)
Chapter 7: Fourteen Challenging (DiffLev 13) Sudoku-7B-2V Puzzles (numbers 57-70)
- Step-by-step instructions for solving Puzzle 57, (36/49) Diff: 13/3.21A2.1212.5781
- Step-by-step instructions for solving Puzzle 58, (38/49) Diff: 13/3.2311.11A3.2596
- Step-by-step instructions for solving Puzzle 59, (38/49) Diff: 13/1.2112.5533.2652
- Step-by-step instructions for solving Puzzle 60, (38/49) Diff: 13/1.1A24.1266.2354
- Step-by-step instructions for solving Puzzle 61, (39/49) Diff: 13/A.1224.3113.4458
- Step-by-step instructions for solving Puzzle 62, (39/49) Diff: 13/3.112A.1484.5441
- Step-by-step instructions for solving Puzzle 63, (39/49) Diff: 13/2.AB12.1423.6762
- Step-by-step instructions for solving Puzzle 64, (39/49) Diff: 13/2.AA13.1123.4893
- Step-by-step instructions for solving Puzzle 65, (39/49) Diff: 13/2.2331.2321.4466
- Step-by-step instructions for solving Puzzle 66, (39/49) Diff: 13/2.2221.1133.6466
- Step-by-step instructions for solving Puzzle 67, (39/49) Diff: 13/2.21A1.2313.4874
- Step-by-step instructions for solving Puzzle 68, (39/49) Diff: 13/1.2233.2253.5254
- Step-by-step instructions for solving Puzzle 69, (40/49) Diff: 13/5.111A.1256.6362
- Step-by-step instructions for solving Puzzle 70, (40/49) Diff: 13/2.3212.2235.4581