Difficult Sudoku Eight Logic Puzzles (Vol 1)
Chapter 5: Sixteen Difficult (DiffLev 9-10) Sudoku-8-X Puzzles (numbers 31-46)
- Step-by-step instructions for solving Puzzle 31, (43/64) Diff: 9/6.2B11.3889
- Step-by-step instructions for solving Puzzle 32, (45/64) Diff: 9/5.5665.4374
- Step-by-step instructions for solving Puzzle 33, (45/64) Diff: 9/5.4446.7582
- Step-by-step instructions for solving Puzzle 34, (47/64) Diff: 9/4.8854.4662
- Step-by-step instructions for solving Puzzle 35, (44/64) Diff: 10/84.1123.7962
- Step-by-step instructions for solving Puzzle 36, (44/64) Diff: 10/74.2323.7844
- Step-by-step instructions for solving Puzzle 37, (45/64) Diff: 10/63.8213.8653
- Step-by-step instructions for solving Puzzle 38, (46/64) Diff: 10/55.4311.5868
- Step-by-step instructions for solving Puzzle 39, (46/64) Diff: 10/53.4433.5874
- Step-by-step instructions for solving Puzzle 40, (46/64) Diff: 10/33.8553.6562
- Step-by-step instructions for solving Puzzle 41, (47/64) Diff: 10/52.3522.8982
- Step-by-step instructions for solving Puzzle 42, (48/64) Diff: 10/36.5341.2589
- Step-by-step instructions for solving Puzzle 43, (48/64) Diff: 10/33.2568.6861
- Step-by-step instructions for solving Puzzle 44, (48/64) Diff: 10/12.4536.9972
- Step-by-step instructions for solving Puzzle 45, (49/64) Diff: 10/32.8557.9532
- Step-by-step instructions for solving Puzzle 46, (49/64) Diff: 10/31.3144.9897