Sometimes that means turning the rules upside down and inside out like Flipflop Solitaire or Really Bad Chess. Other times, it means removing the tedious and boring parts of games to breathe new life ...

You can use vibrant symbols. You can save any game to continue later. This app has a very user-friendly interface. It follows the traditional rules of Sudoku and has over 10,000 puzzles across ...

Find answers to the latest online sudoku and crossword puzzles that were published in USA TODAY Network's local newspapers.