Do you need from time to time some challenging tasks? Do you like problems demanding a long time concentration? If it is so, you will undoubtedly estimate at its true worth a successsful puzzle game Sudoku.

The rules of this game are very simple but after studying them you can spend many hours trying to solve these taking aback and intricate puzzles.

Nevertheless, you can start with the easiest games, because Sudoku suggests you levels of varying difficulty. Even a child can be attracted and may be equal to a task, offered on "very easy" and "easy" levels. And on the contrary, if you are experienced enough in solving similar puzzles, "hard" and "devious" level will possibly bewilder and make rack your brains.

Let's move on to the main principles and characteristics of this game. The table, on which Sudoku is played, consists of 9 rows and 9 columns and each position in the table holds a number between 1 and 9. The table is also divided into squares of 3x3. The numbers are arranged so that no row, column or square contains any number more than once.

Then some of the numbers are removed, and you have to work out what they should be. The more numbers that are removed, the harder the puzzle.

Who is already familiar with similar puzzles, they know that only one solution is possible in Sudoku. At any case if you get stuck, click "Show Solution" button.

Having managed with all levels of difficulty of this game you can test your strength in, so called, "Super Sudoku", which is made of 16x16 table, with squares that are 4x4. As well as the numbers 1 to 9, you have to place the number 0 and the letters A to F.

In order to start the game you should press "New Game" button. Then you'll see the table filled partially with numbers. So, your task is to fill all empty spaces. When you have finished the puzzle correctly, then the clock will stop and you will be automatically shown the best times screen. As this is your first game, you will have the best time!

I don't doubt that continuing to solve these puzzles you'll show better and better time.

If you see off for a long journey, you can print different variants of these puzzles and you won't waste your time during the time of your trip, enjoying this intellectual game.