1,000++ All HARD Sudoku Puzzles: Top Quality Paper, Best Puzzles, Free Bonus! (Sodoku Puzzle Books for Adults)

Book Synopsis: 1000++ SUDOKU PUZZLES - HARD level of difficulty
FREE BONUS puzzles
8.5 inches x 11 inches paper size and thick paper
6 puzzles per page
bold font, easy viewing
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HARD difficulty: puzzles are challenging, but not impossible. They can be solved with the usual sudoku techniques.
Explanations and examples of all solving techniques, so you will always know what to do next.
This is a great GIFT IDEA - for anyone who enjoys solving puzzles - including YOU!
With this book, you will certainly be challenged, because it contains ALL HARD level puzzles, something that will require you to think a little while you solve. This book is suitable for those who have already had some experience with solving Sudoku puzzles and want to step up and try something slightly more challenging.
The author has provided explanation and examples of all solving techniques needed to tackle and conquer all the sudoku puzzles published herein.
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