Printable Pencil Mark Sudoku Puzzles
Special Formats — customize and download as PDF for free.
Customize
Difficulty
Grid Size
Title
Show Title
Answer Key
Include Answer Key Page
Grid Color
Border Weight
0.6
Paper Size
Orientation
Page Margins
10 mm
Paper Color
Puzzle Seed
Pencil Mark Sudoku — 9×9 hard
Printable Pencil Mark Sudoku Puzzles — Free PDF Download
Pencil mark sudoku puzzles include small candidate number grids within each cell, making it easy to note possible values as you solve. Essential for advanced solving techniques where tracking candidates is key to finding the solution.
All sudoku types support A4, A5, A3, Letter, Legal, and Tabloid sizes in both portrait and landscape orientation. Customize colors and more. No account required — just customize and print.