Sena Xylina

Ultimate Sudoku Calendar 2025. With a mix of puzzle variations to challenge all levels, such as irregular, diagonal, and sum sudoku, each page provides a unique puzzle to solve. Ultimate sudoku provides hours of entertainment while sharpening your mind.

Ultimate sudoku is the perfect calendar for those who enjoy testing their puzzle skills and strategies. Compact desk calendar with a size of 5.75 x 5 inches, ideal for small spaces.