Make the festive season more relaxing with the Sudoku Advent Calendar 2026. From December 1st to December 24th, this engaging Sudoku Puzzle Book offers six new puzzles every day and 144 Sudoku challenges in total.With three difficulty levels - Easy, Medium, and Hard - each day brings a fresh mix of puzzles designed to support logic, concentration, and mental focus. The clear, easy-to-read format and cheerful Christmas layout make this Christmas Sudoku for Adults ideal for quiet mornings, cozy evenings, or a mindful break during the busy holiday season.Features:• 144 Sudoku puzzles• Six new puzzles every day• Easy, Medium, and Hard difficulty levels• Clear, easy-to-read pages• Festive Christmas design• Suitable for adults and seniorsA wonderful Gift for Puzzle Lovers, this Sudoku Advent Calendar turns every day of December into a rewarding brain-training moment. Grab your copy and enjoy a calm, entertaining countdown to Christmas.