How to printChoose a level, how many puzzles you want on each page and how many pages.Leave "Include answers" on to get an answer key. It prints on its own pages at the end, so the puzzles stay unspoiled.Press the print button. The sheets fit both A4 and US Letter paper, so the default print settings work.Which level to printEasy SudokuGood for beginners and children: every move is finding the one place a digit fits in a box.Medium SudokuA step up: singles in rows and columns as well as boxes. Still pure logic, just more searching.Hard SudokuEvery puzzle needs at least one pair or pointing move, so pencil marks help.Expert SudokuEvery puzzle needs an advanced pattern, like an X-Wing or an XY-Wing. Bring a pencil and patience.Extreme SudokuOur hardest: every puzzle needs a chain to solve. For seasoned solvers with time to spare.QuestionsAre these sudoku puzzles free to print?Yes. Print as many sheets as you like for yourself, a class or a club, no sign-up needed.Does every puzzle have a solution?Every puzzle has exactly one solution and can be solved by logic alone, without guessing. The answer key shows it.What paper size should I use?Either A4 or US Letter. The sheets are sized to fit both with normal margins, so you don't need to change any settings.Can I get the same puzzles again?Each set is made fresh when you open the page or press "New puzzles", so save the PDF if you want to keep a set.Daily Sudoku →