Extreme Killer Sudoku · Puzzles by M. J. Bailey
Extreme Killer Sudoku 2
150 new puzzles. Expert and beyond.
Volume two: 150 new killers, none repeated from book 1. No starting digits, just cages and their totals, ramping from hard to brutal.
- 150 new killer sudoku, one per page
- Only the hardest levels, in rising order
- Exactly one solution each, reachable by logic alone
- Every solution has a QR code to an animated step-by-step walkthrough
Every solution has a QR code to its own step-by-step walkthrough. See a sample.