Free printables›Sudoku
Sudoku
4×4, 6×6 and 9×9 — every puzzle has exactly one solution.
Quiet number practice that feels like a game.
Size
Sheet #1
In the print dialog, set margins to none and turn on background graphics — then it prints exactly as shown.

How to use this sheet
- Ages
- Ages 6–12
- What it practises
- Reasoning: "only this number can go here." Every puzzle has exactly one answer, so guessing doesn't work.
- · Start at 4×4. Move up when 6×6 stops being hard.
- · Stuck? Look at the fullest row or column first.