Look for "Naked Pairs" or "Hidden Triples" within the rows and columns.
Row 1: 1 _ _ 4 Row 2: _ 3 2 _ Row 3: _ 1 _ 3 Row 4: 4 _ _ 2 hexadoku 16x16 sudoku puzzles to print
16 x 16 sudoku puzzles work just the same as regular 9 x 9 sudoku puzzles, but they are, well, a lot bigger! 16x16 Giant Classic Sudoku - App Store - Apple 16x16 Giant Classic Sudoku App - App Store. 16x16 Sudoku - Puzzle Genius Look for "Naked Pairs" or "Hidden Triples" within
Why print one puzzle when you can print a booklet? Here is a DIY guide: but they are
Puzzle 1 Solution: