Authors: DEVEN. PUBLISHING

  • 366 Fun Very Hard to Solve SUDOKU Puzzles This Fun, But Very Hard 4 Star, One Puzzle Per Day Puzzle Book by DeVen Is for the Whole Year 2020 and Is Also Suitable for the Vision Impaired, Puzzles and Solutions Are Printed 2 Per Page — Deven Publishing

    366 Fun Very Hard to Solve SUDOKU Puzzles This Fun, But Very Hard 4 Star, One Puzzle Per Day Puzzle Book by DeVen Is for the Whole Year 2020 and Is Also Suitable for the Vision Impaired, Puzzles and Solutions Are Printed 2 Per Page — Deven Publishing

  • 7 Challenging Sudoku Variations To Test Your Skills And Sharpen Your Mind Volume 1 – PICK YOUR FAVORITE 252 Large Print 4 Star Puzzles. 36 Each Off Sudoku X, -Hyper, -Twins, -Triathlon A, -Triathlon B, -Marathon, and -Samurai. — DEVEN. PUBLISHING

    7 Challenging Sudoku Variations To Test Your Skills And Sharpen Your Mind Volume 1 – PICK YOUR FAVORITE 252 Large Print 4 Star Puzzles. 36 Each Off Sudoku X, -Hyper, -Twins, -Triathlon A, -Triathlon B, -Marathon, and -Samurai. — DEVEN. PUBLISHING