Perfect for coffee breaks, commutes or relaxing at home, this collection of 200 brand new super fiendish sudoku puzzles is guaranteed to provide you with a daily challenge:
- 200 new super fiendish sudoku puzzles
- Only the hardest puzzles for the avid sudoku fan
- 9 x 9 grid patterns
- One puzzle per page
- Solutions at the back of the book
- Highly portable paperback
When you purchase one of our puzzle books you make great things happen – at least 50% of our profits go to charitable projects around the world.