SUDOKUS
- SUDOKU, a type of puzzle in which numbers must be entered into a square grid in such a way that no number is repeated in any row, column or internal square [n]
- a type of puzzle in which numbers must be arranged within a grid containing several internal squares so that no number is repeated in the same row, column, or internal square
- SUDOKU, a puzzle involving the numbers 1 through 9 [n]