Most people are now familiar with Sudoku. Each square and each row must contain the numbers one to nine. Players use logic to work out where the numbers must go...
A Giant Sudoku with a twist. Each square and each row must contain the numbers one to nine and the letters K to Z. Players use logic to work out...
A regular-sized Sudoku with a twist. Each square and each row must contain the letters R to Z. Players use logic to work out where the letters must go and...
