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20 Printable Sudoku Puzzles to Test Your Smarts

These printable sudoku puzzles are four different levels of difficulty. You want to start with the easy ones, but if you're an expert, you can skip to the extra hard puzzles.

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Printable sudoku puzzles

In the mood to challenge your brain? Here are some printable sudoku puzzles that are sure to make you think hard. Sudoku puzzles aren’t easy, but with a little practice and some helpful sudoku tips, you’re sure to become an expert. Print a few of these out, get a pencil ready, and see how many you can solve without any mistakes. Sudoku puzzles are solved with logic and don’t require you to have any math skills (well, besides being able to count to 9). All of the sudoku puzzles are 9×9 grids. To solve them you have to fill in the empty cells. Each column, row, and region must contain the numbers 1 to 9 exactly once. Below there are sudoku puzzles for all levels—easy, medium, hard, and extra hard—so both kids and adults will find something to work on. If your brain is craving more exercise, also try these printable crossword puzzles, printable brain teasers, printable word searches, and holiday word searches.

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Easy sudoku puzzleMind Stretchers

Puzzle #1 – Easy

These first five puzzles are easy. If you haven’t done a printable sudoku puzzle in a while, start off with one of these.

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Easy sudoku puzzleMind Stretchers

Puzzle #2 – Easy

Find out what happens to your brain when you do a puzzle.

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Easy sudoku puzzleMind Stretchers

Puzzle #3 – Easy

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Easy sudoku puzzleMind Stretchers

Puzzle #4 – Easy

These are the hardest riddles ever—see if you can solve them.

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Easy sudoku puzzleMind Stretchers

Puzzle #5 – Easy

If you solved all of these easy sudoku puzzles, congrats! Let’s kick it up a notch.

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Medium sudoku puzzleMind Stretchers

Puzzle #6 – Medium

Now, these printable sudoku puzzles start to get a little harder. These next five are medium difficulty. See if you can solve these “What am I?” riddles.

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Medium sudoku puzzleMind Stretchers

Puzzle #7 – Medium

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Medium sudoku puzzleMind Stretchers

Puzzle #8 – Medium

Here are some logic puzzles only the smartest can get right.

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Medium sudoku puzzleMind Stretchers

Puzzle #9 – Medium

These hard math problems will make your head spin.

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Medium sudoku puzzleMind Stretchers

Puzzle #10 – Medium

Need something easier? Here are some easy riddles that anyone can solve.

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Hard sudoku puzzleMind Stretchers

Puzzle #11 – Hard

Did you finish all of the easy and medium printable sudoku puzzles? Now, try these hard ones. Also, see if you can solve the most famous riddles in history.

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Hard sudoku puzzleMind Stretchers

Puzzle #12 – Hard

Try out these detective riddles only the smartest can get right.

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Hard sudoku puzzleMind Stretchers

Puzzle #13 – Hard

Need more math? Try solving these math puzzles.

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Hard sudoku puzzleMind Stretchers

Puzzle #14 – Hard

Here’s why jigsaw puzzles are good for your brain.

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Hard sudoku puzzleMind Stretchers

Puzzle #15 – Hard

Try out these word puzzles that only word nerds can get right.

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Very hard sudoku puzzleMind Stretchers

Puzzle #16 – Extra hard

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Very hard Sudoku puzzleMind Stretchers

Puzzle #17 – Extra hard

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Very hard Sudoku puzzleMind Stretchers

Puzzle #18 – Extra hard

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Very hard Sudoku puzzleMind Stretchers

Puzzle #19 – Extra hard

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Very hard Sudoku puzzleMind Stretchers

Puzzle #20 – Extra hard

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mind stretchers covers vol 1 and vol 2Mind Stretchers (2)

For more challenging puzzles…

Purchase your own copy of Mind Stretchers for crosswords, word searches, trivia, logic puzzles, and more.

Morgan Cutolo
Morgan is an Associate Editor at Reader’s Digest. She graduated from the University of New Hampshire in 2016 where she received her Bachelor of Arts in Journalism. She writes for rd.com, helps lead the editorial relationship with our partners, manages our year-round interns, and keeps the hundreds of pieces of content our team produces every month organized. In her free time, she likes exploring the seacoast of Maine where she lives and works remotely full time and snuggling up on the couch with her corgi, Eggo, to watch HGTV or The Office.

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