Every puzzle in this calendar is created by Nikoli, the best Sudoku makers in the world - not a computer - to balance toughness and solvability and keep you hooked. The week begins with the easiest puzzles and the difficulty increases day by day. Just in case you need them, solutions are printed on the back of the pages.
- For the year 2026
- Printed on responsibly sourced paper and 100% recyclable
- Sturdy cardboard backer for easy display
- Publication date: 08/12/2025
- Height: 6 inch
- Depth: 1.5 inch
- Width: 6 inch
- Weight: 18 ounce
- Vendor Style: 52961