Variations on Intermediate Sudoku Logic Puzzles (Vol 1)
Chapter 9: Four Easy Sudoku-7B Puzzles (numbers 37-40)
- Step-by-step instructions for solving Puzzle 37, (23/49) Diff: 4/9751
- Step-by-step instructions for solving Puzzle 38, (30/49) Diff: 4/9961
- Step-by-step instructions for solving Puzzle 39, (30/49) Diff: 4/9952
- Step-by-step instructions for solving Puzzle 40, (31/49) Diff: 4/9983