Z Zeloku

Printable

Pen-and-paper Sudoku

Curated booklets at every level — for the road, the classroom, the kitchen table. Each pack opens as a print-ready PDF; press Cmd/Ctrl + P to print or save. Looking for “Sudoku PDF”? See the free Sudoku PDF hub.

Free forever A4 ready Full solutions Classroom-friendly
Illustration of a printable Sudoku booklet — three A4 sheets fanned with sample 9 by 9 grids and a pencil, evoking the Zeloku PDF packs.
PDF · Easy · 9×9

20 Easy Sudoku

Twenty gentle 9×9 puzzles, perfect for the train, the café or the start of your Sudoku habit.

PDF · Medium · 9×9

20 Medium Sudoku

Twenty solid medium-grade boards. The sweet spot for daily play.

PDF · Hard · 9×9

Hard Sudoku Booklet

A booklet of hard 9×9 puzzles requiring pattern-based reasoning.

PDF · Kids · 6×6

Kids 6×6 Pack

Bright, simple 6×6 boards designed for ages 7–10 — at home or in the classroom.

More ways to play