Medium Sudoku Puzzles

These printable Sudoku puzzles are intended for Sudoku solvers who are already familiar with the game and are looking for more of a challenge. They come four puzzles to a page.

If you wish to refresh your memory or learn new tricks and various solving strategies, see our tutorial How to Solve Sudoku Puzzles.

Medium Printable Sudoku

1-4 | 5-8 | 9-12 | 13-16 | 17-20 | 21-24 | 25-28 | 29-32 | 33-36 | 37-40 | 41-44 | 45-48 | 49-52 | 53-56 | 57-60 | 61-64 | 65-68 | 69-72 | 73-76 | 77-80 | 81-84 | 85-88 | 89-92 | 93-96 | 97-100 | 101-104 | 105-108 | 109-112 | 113-116 | 117-120 | 121-124 | 125-128 | 129-132 | 133-136 | 137-140 | 141-144 | 145-148 | 149-152 | 153-156 | 157-160 | 161-164 | 165-168

More Sudoku Printables

Extra Easy SuDoku
Easy SuDoku
Challenging SuDoku
Extra Challenging SuDoku

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Variations on Sudoku

Free Alphadoku Puzzles
For the Suduko enthusiast, a SuDoku variation called Alphadoku. As in SuDoku, the goal is to fill in all 81 squares but Alphadoku puzzles use letters instead of numbers. As an added bonus, one of the rows or columns will spell out a word or phrase which is clued in the title of each puzzle.

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