Original Sudoku Page-A-Day® Calendar 2025

365 Puzzles from the Editors at Nikoli


By Nikoli Publishing

By Workman Calendars

Formats and Prices




$23.99 CAD




Calendar $17.99 $23.99 CAD

Face off with a master. 
Don’t settle when it comes to your Sudoku: Serious Sudoku lovers choose puzzles hand-crafted by Nikoli, the Japanese company that invented the game. Every puzzle in this calendar is hand-crafted by the best Sudoku makers in the world—not from 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.

​Printed on responsibly sourced paper and 100% recyclable.


On Sale
Aug 6, 2024
Page Count
640 pages

Nikoli Publishing

About the Author

Nikoli is the Japanese puzzle and game company that’s been nurturing and developing sudoku for over thirty-five years. They hold the trademark on sudoku in Japan, and supply 100 percent of the puzzles published in Japanese newspapers and magazines. 

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Workman Calendars

About the Author

Rob Battles is Senior Vice President of Creative Services for Rainbow, a cable network company.

Harry Prichett is a former member of Chicago City Limits and the creator of the off-off-Broadway one-man show, Work=Pain=Success.

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