Original Sudoku Page-A-Day Calendar 2021

Bys: Workman Publishing and Editors at Nikoli

This is the Sudoku that launched the craze.

From Nikoli, the Japanese company that invented the game, this bestselling calendar features puzzles that are exceptional for their elegance and perfect balance of toughness and solvability.

Not generated by computer but thoughtfully crafted by hand, each day's challenge is like a one-on-one match with its expert creator.

THE ORIGINAL SUDOKU calendar features two...

• Format: Calendar
• Language: English
• ISBN: 1523508876
• ISBN13: 9781523508877
• Release Date: July 2020
• Publisher: Workman Publishing
• Length: 320 Pages
• Weight: 1.05 lbs.
• Dimensions: 1.4" x 5.4" x 5.4"