Variations on Advanced Sudoku Logic Puzzles (Vol 1)
Chapter 40: Four Medium HyperSudoku-15 Puzzles (numbers 131-134)
- Step-by-step instructions for solving Puzzle 131, (93/225) Diff: 5/9.9994
- Step-by-step instructions for solving Puzzle 132, (120/225) Diff: 7/999.9932
- Step-by-step instructions for solving Puzzle 133, (120/225) Diff: 7/999.9864
- Step-by-step instructions for solving Puzzle 134, (113/225) Diff: 8/9999.2442