Challenge your mind with hundreds of Sudoku puzzles! Difficulty levels : All very difficult. Main benefit : Perfect for keeping your mind active. Format : Traveler (6x9 inches) for greater comfort. Font: Large, makes it easy to read and reduces eye strain. Design : 4 Sudoku puzzles per page, with a wealth of content. Experience : Designed for a comfortable and enjoyable experience. Solutions : Includes easy-to-download solutions via a QR code. Content: 130 pages full of fun and challenges. Ideal gift : Excellent gift option for adults and seniors.
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