365 Puzzles: Sudoku and Number Puzzles 

Keep your mind sharp and improve your concentration with a puzzle a day! With 365 number puzzles, including Sudoku, Addoku, Kakuro, Binary and Lotus, this book contains everything you need to focus and stimulate your mind all year round. So grab a pencil and start flexing your mind today!

416 pages
Dimensions 185 x 235 x 30mm | 770g