16×16 Medium — Set 20
Solver Notes
Take your jumbo Sudoku skills up a notch with our collection of medium 16×16 Sudoku puzzles! These free printable puzzles offer a satisfying intermediate challenge on the full hexadecimal grid, using digits 0–9 and letters A–F. With fewer starting clues than easy grids, you'll need to apply naked pairs and pointing pairs to progress. A rewarding workout for the experienced solver!
Frequently Asked Questions
What is a 16×16 Sudoku puzzle?
A 16×16 Sudoku uses a grid of 16 rows and 16 columns divided into 4×4 boxes. Fill each row, column, and box with 0–9 and A–F without repeating.
How hard is Medium difficulty?
About 40–50% of cells are pre-filled. You'll need strategies like naked pairs and pointing pairs. Typical solving time is 30–60 minutes.
Can I print these puzzles?
Yes! Click the Print button for a clean, printer-friendly version. You can also download a PDF.
Are these puzzles free?
All puzzles on Easy Sudoku Print are 100% free to use, print, and share for personal or educational purposes.