Variations on Junior Sudoku Logic Puzzles (Vol 1)
Chapter 24: Twenty-Four Difficult Sudoku-5C Puzzles (numbers 457-480)
- Step-by-step instructions for solving Puzzle 457, (18/25) Diff: 7/522.1242
- Step-by-step instructions for solving Puzzle 458, (18/25) Diff: 7/222.3432
- Step-by-step instructions for solving Puzzle 459, (18/25) Diff: 7/222.2244
- Step-by-step instructions for solving Puzzle 460, (19/25) Diff: 7/432.1351
- Step-by-step instructions for solving Puzzle 461, (19/25) Diff: 7/333.2422
- Step-by-step instructions for solving Puzzle 462, (19/25) Diff: 7/331.2451
- Step-by-step instructions for solving Puzzle 463, (20/25) Diff: 7/422.3351
- Step-by-step instructions for solving Puzzle 464, (20/25) Diff: 7/323.3333
- Step-by-step instructions for solving Puzzle 465, (20/25) Diff: 7/321.2453
- Step-by-step instructions for solving Puzzle 466, (21/25) Diff: 7/323.4342
- Step-by-step instructions for solving Puzzle 467, (18/25) Diff: 8/221A.1245
- Step-by-step instructions for solving Puzzle 468, (19/25) Diff: 8/3221.1451
- Step-by-step instructions for solving Puzzle 469, (20/25) Diff: 8/3221.2343
- Step-by-step instructions for solving Puzzle 470, (20/25) Diff: 8/2321.2343
- Step-by-step instructions for solving Puzzle 471, (20/25) Diff: 8/2223.2432
- Step-by-step instructions for solving Puzzle 472, (20/25) Diff: 8/2211.1553
- Step-by-step instructions for solving Puzzle 473, (20/25) Diff: 8/2111.3444
- Step-by-step instructions for solving Puzzle 474, (20/25) Diff: 8/1331.2343
- Step-by-step instructions for solving Puzzle 475, (20/25) Diff: 8/1331.2343
- Step-by-step instructions for solving Puzzle 476, (20/25) Diff: 8/1222.3451
- Step-by-step instructions for solving Puzzle 477, (20/25) Diff: 8/1212.1571
- Step-by-step instructions for solving Puzzle 478, (20/25) Diff: 8/1122.3434
- Step-by-step instructions for solving Puzzle 479, (20/25) Diff: 8/1121.4533
- Step-by-step instructions for solving Puzzle 480, (21/25) Diff: 8/2223.3342