With a separate sudoku book for every level, all puzzle lovers can play this wildly popular, incredibly addictive game! Taking a page from karate - another Japanese art - each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard and...
With a separate sudoku book for every level, all puzzle lovers can play this wildly popular, incredibly addictive game! Taking a page from karate - another Japanese art - each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard and...