500 Large Print Sudoku Puzzles. Easy to read

This super collection contains an amazing 500 puzzles, all in easy-to-read, large-print type for enjoyable solving. - Easy-to-read puzzles and solutions: Large-print type with plenty of space around the puzzles means that you won't strain your eyes as you solve them. - Improve your solving skill: Each puzzle is graded, from beginner to expert, so you can enjoy the satisfaction of seeing your skill improve as you work through the levels. - Exercise your brain: Give your mind a great workout as you find where each missing number fits. - Reduce stress: Feel your stress melt away as you focus on these satisfying puzzles.