Sudoku: Play SUDOKU great for memory training

• 240 HARD puzzles for SUDOKU
• Large characters
• 4 puzzles per page
• 60 pages of sudoku exercises plus 60 pages of solutions (total: 120 pages)
• Size 6 inch x 9 Inch

SUDOKU puzzles are known to reduce anxiety, Great for memory training, great fun and easy to learnEven if you have absolutely no math skills.

Simply enter the numbers 1 to 9 once in each row, column and box to solve each sudoku