Expert Sudoku

О книге

Here's a collection to entertain the more experienced sudoku fan. The puzzles included have been selected to offer a challenging and satisfying solving experience. - 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. - Improve your solving skill: Each puzzle is graded so you can enjoy the satisfaction of seeing your skill improve as you work through the levels.