Are you a sudoku warrior? Now you have an incredible opportunity to reach elite status and bask in the glory of completing some of the hardest sudoku ever constructed. For diehards only! These incredibly difficult puzzles are handcrafted for the sudoku warrior who dares to go where other solvers fear to tread. So, if you're armed with the highest-level strategies, get ready for the most satisfying fight your life.
It's the most challenging sudoku book we've ever published!
About the Author
Frank Longo is a freelance puzzle creator who lives in Hoboken, New Jersey. He has had more than 2,000 puzzles published since 1993 and written many books for Sterling, including Master Ninja Sudoku, Oy Vey! Sudoku, and Exercise Your Mind, as well as crossword books.
Most Helpful Customer Reviews
Beyond Black Belt Sudoku: If you have to ask, it's too hard for you. based on 0 ratings. 2 reviews.
Definitely VERY challenging. I have been doing Sudoku for about two years, and this book was a REAL challenge for me!
Love the puzzles in this book. Super challenging!