Variations on Intermediate Sudoku Logic Puzzles (Vol 1)
Chapter 39: Four Easy Sudoku-8 Puzzles (numbers 217-220)
- Step-by-step instructions for solving Puzzle 217, (33/64) Diff: 4/9973
- Step-by-step instructions for solving Puzzle 218, (37/64) Diff: 4/9992
- Step-by-step instructions for solving Puzzle 219, (37/64) Diff: 4/9991
- Step-by-step instructions for solving Puzzle 220, (38/64) Diff: 4/9993