Tournament Sudoku Twelve Logic Puzzles (Vol 1)
Chapter 48: Two Tournament (DiffLev 28) Thunderclaps Puzzles (numbers 175-176)
- Step-by-step instructions for solving Puzzle 175, (96/144) Diff: 28/7321.1331.2331.2124.6753.5545.3554
- Step-by-step instructions for solving Puzzle 176, (100/144) Diff: 28/74B2.4722.211A.B11C.4433.4964.5663