Ready to take your Sudoku skills up a notch?

Dragonfly Point’s Hard Difficulty Sudoku Book is perfect for you! With 600 unique puzzles, this book will keep you entertained for hours on end. And if you get stuck, don’t worry – we’ve got solutions for each puzzle in the back.

You’ll love our large, 8.5 x 11 pages – perfect for completing those extra-challenging puzzles. Plus, our clear black print on white pages makes it easy to see where you’re going wrong – and how to fix it.

Purchase your copy of Dragonfly Point’s Hard Difficulty Sudoku Book today!

Looking for a challenge? Dragonfly Point’s Hard Difficulty Sudoku Book is perfect for you!

This book contains 600 unique puzzles, each with its own solution in the back. The pages are large (8.5 x 11) and have extra space between and around the puzzles, making them easy to read and solve.

The print is clear and black against white pages, making it easy on your eyes.

Dragonfly Point’s Hard Difficulty Sudoku Book is perfect for you! With 600 unique puzzles, this book will keep you entertained for hours on end.

The large, 8.5 x 11 pages make it easy to see the puzzles and the extra space between and around the puzzles makes it easier to solve them.

The clear, black print on white pages makes solving the puzzles a breeze. Solutions for each puzzle are included in the back of the book.