Insane Sudoku

100 Extremely Difficult and Challenging Sudoku Puzzles Expertly Created for Serious Sudoku Fans

Book Cover: Insane Sudoku
Editions:Paperback: $ 6.99
ISBN: 9798572955903
Size: 8.50 x 11.00 in
Pages: 123
PDF: $ 0.99
ISBN: 9798572955903
Size: 8.50 x 11.00 in

Insane Sudoku

A great collection of the toughest Sudoku puzzles for the experienced Sudoku fan. Get ready to experience hours of brain training!

  • 100 new 9x9 insane level Sudoku puzzles
  • Less than 25 pre-filled numbers per puzzle
  • Quality paper and premium matte cover
  • Large Print edition with plenty of space to work with
  • Solutions key at the back pages
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