Challenging Printable Sudoku | Play Sudoku Online
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
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More Print-friendly Sudoku
Extra Easy SuDokuEasy SuDoku
Intermediate SuDoku
Extra Challenging SoDoku
Variations on Sudoku
Free Kakuro PuzzlesAlso known as cross-sums, the objective of Kakuro is to fill in the numbers so that every row and column adds up to the corresponding numerical indicator.
Futoshiki Puzzles
Futoshiki, also known as Hutosiki, is a new type of Japanese number puzzle which, like Sudoku, requires logic rather than mathematical computations to solve.
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.
Sudoku Puzzle Books
Whether you're looking for easy sodoku puzzles for beginners, fiendishly difficult ones for expert solvers, or anything in-between, our selection of books is bound to have something suitable.
