Variations on Sudoku Logic Puzzles (Vol 1)
Chapter 5: Twenty-Four Difficult Sudoku Puzzles (numbers 37-60)
- Step-by-step instructions for solving Puzzle 37, (51/81) Diff: 9/9.7763.4455
- Step-by-step instructions for solving Puzzle 38, (54/81) Diff: 9/6.8665.6782
- Step-by-step instructions for solving Puzzle 39, (56/81) Diff: 9/9.6247.9855
- Step-by-step instructions for solving Puzzle 40, (49/81) Diff: 10/85.4575.6432
- Step-by-step instructions for solving Puzzle 41, (51/81) Diff: 10/94.4365.5534
- Step-by-step instructions for solving Puzzle 42, (55/81) Diff: 10/84.7774.5733
- Step-by-step instructions for solving Puzzle 43, (55/81) Diff: 10/74.5556.9552
- Step-by-step instructions for solving Puzzle 44, (52/81) Diff: 11/465.9611.4464
- Step-by-step instructions for solving Puzzle 45, (52/81) Diff: 12/51C2.1247.9854
- Step-by-step instructions for solving Puzzle 46, (56/81) Diff: 12/3355.3587.7343
- Step-by-step instructions for solving Puzzle 47, (53/81) Diff: 13/6.2143.A366.6654
- Step-by-step instructions for solving Puzzle 48, (53/81) Diff: 13/5.2356.4235.5643
- Step-by-step instructions for solving Puzzle 49, (54/81) Diff: 13/5.4123.4213.7594
- Step-by-step instructions for solving Puzzle 50, (56/81) Diff: 13/9.3243.3254.7662
- Step-by-step instructions for solving Puzzle 51, (50/81) Diff: 14/53.621A.3423.3575
- Step-by-step instructions for solving Puzzle 52, (50/81) Diff: 14/43.2432.2273.4545
- Step-by-step instructions for solving Puzzle 53, (51/81) Diff: 14/53.3233.321B.4981
- Step-by-step instructions for solving Puzzle 54, (52/81) Diff: 14/4B.3544.5413.5471
- Step-by-step instructions for solving Puzzle 55, (53/81) Diff: 14/53.1A2A.1257.7594
- Step-by-step instructions for solving Puzzle 56, (53/81) Diff: 14/33.3323.4346.8452
- Step-by-step instructions for solving Puzzle 57, (55/81) Diff: 14/24.3323.5544.4475
- Step-by-step instructions for solving Puzzle 58, (56/81) Diff: 14/94.3233.4115.6663
- Step-by-step instructions for solving Puzzle 59, (56/81) Diff: 14/88.3242.2124.4655
- Step-by-step instructions for solving Puzzle 60, (56/81) Diff: 14/65.4225.5521.3484