Sudoku Puzzles

AI Magazine 

Each row, each column, and each 3x3 box must contain every number from 1 to 9. Additional number clues can be found by answering these questions:. Each row, each column, and each 3x3 box must contain each of the 9 different letters. If completed properly, a nine letter word will be revealed. Puzzle solutions can be found on page 107.