Description
More than 200 of the most difficult killer sudoku puzzles.
Combining sudoku logic with arithmetic, these fiendish puzzles from expert setter Gareth Moore will challenge even seasoned solvers.
More than 200 of the most difficult killer sudoku puzzles.Combining sudoku logic with arithmetic, these fiendish puzzles from expert setter Gareth Moo… Read More
More than 200 of the most difficult killer sudoku puzzles.
Combining sudoku logic with arithmetic, these fiendish puzzles from expert setter Gareth Moore will challenge even seasoned solvers.