Hard Sudoku Puzzles
Free to print hard sudoku puzzles with answers
To view these puzzles you will need to use Adobe Reader which is free to use.
Puzzle Update
The latest puzzles have 6 sudoku puzzles per A4 sheet of paper instead of the older version puzzles which only have 2 per A4 sheet.
The latest puzzles are the 12 - 24 - 36 and 48 puzzles.

Forcing Chains Technique
This system is fairly easy to comprehend, but can take quite some time to work out within a puzzle. This is a method where having a separate copy or notebook overlay really assists, since you'll be making lots of notes.
How to Play Sudoku
You only need to use logic to solve sudoku puzzles and each puzzle can only be solved in one way.
Complete the grid until every row, column and 3 x 3 box contain the digits 1 to 9. Each number can only appear once in each row, column and box. There are different levels that will challenge you, a new player should start with ultra-easy just to get to grips with the game.
The Sudoku Box, Columns and Rows
Only 1 to 9 can appear in each row, column or box
Sudoku Videos For Beginners
The Benefits of Playing Sudoku
Sudoku surprisingly is easy to learn but very challenging. Of all numeral puzzle games, Sudoku is actually a brain bending game of numbers and reason. People have been enthralled by this game and its easy to become addicted to Sudoku.
Sudoku doesn't need any particular math skills or high level calculations abilities. It's actually just a straightforward, captivating and fun game which has a sole solution that can be reached logically with no guessing. And all that's required is brains plus focus.
Any exercise involving the brain is beneficial. Particularly if you don't resort to laziness, such as choosing to use your memory instead of writing the likely figures in the corners.
Sudoku Can Help Improve Your Memory
Word games stimulate the brain and might help in improving the memory. It can be assumed then, since Sudoku also stimulates the brain, playing numbers games might be an additional technique of keeping your memory quick.
Figures games like Sudoku, as well as word games, can be addicting but, unlike most addictions, they are really helpful for your brain. Playing them helps to stimulate your mind; it improves your memory and may aid in delaying the effects of getting older.
When you play Sudoku over extended periods of time, your functionality of thinking logically and critically improves. It is a enjoyable and captivating game that has a distinctive solution that is reached logically devoid of guessing. Increasing and enhancing logical plus critical skills helps you solve other problems successfully.
Sudoku May Help Increase Your Patience Levels
There is always a wonderful feeling after you have successfully finished any puzzle. Yet, patience is necessary for outsmarting the difficult and challenging Sudoku. This aids to increase temperament in players, especially as you move to advanced levels of Sudoku.
Free Sudoku Puzzles With Answers
- Ultra-Easy Puzzles Plus Answers (Beginner Puzzles)
- Easy Puzzles Plus Answers (For the Novice Player)
- Medium Puzzles Plus Answers (Average Sudoku Players)
- Hard Puzzles Plus Answers (Experienced Players)
- Evil Puzzles Plus Answers (Veteran Sudoku Players Only)



They print many puzzles from this site and enjoy playing sudoku.
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