The grid for a Futoshiki puzzle looks a lot like a Sudoku grid. There are less numbers, however, and greater than and less than signs are present. Using just one or two number clues, you have to fill in the grid, making sure each number only appears once on each row and each column. It sounds easy doesn't it? And (if you can remember back that far), so did the instructions for Sudoku. Just like all the best puzzles, Futoshiki range from really simple to extremely difficult. Be the first to enjoy this challenging new puzzle.