Insanely Hard Sudoku Puzzles - Printable Difficult Sudoku Puzzles - Etsy - 100 Printable Puzzles

Insanely Hard Printable Sudoku Puzzles

Included in this pack:
- 50 hard Sudoku puzzles
- 50 Insanely difficult Sudoku puzzles
- answer key

These are printable Sudoku puzzles
Just download the pdf, print and enjoy hours of fun with these challenging brain teasers.