# Please select from any of these categories to play your free online puzzle

WELCOME TO PUZZLES-ONLINE-NICHE

As promised below you will find your Free online puzzle in several categories from easy to hard (for the 9x9 types), and I have thrown in a few alphabetical puzzles, these are listed below as Giant Challengers, in the bonus section, but be wary those puzzles are not for the faint -hearted.

So pull up a chair , sit down, relax and have some fun.

In addition please visit the Sudoku Solution page (for solutions to all the below games) : SUDOKU GAMES SOLUTIONS or, Solve these puzzles on-line instead!!!

We are pleased to announce the addition of our SUDOKU INTERACTIVE PAGES

#### INSTRUCTIONS :

HOW TO: Print free

#### HOW TO PRINT (show/hide)

If you want to open the file in your browser window, just click on the selected game link above(not all browsers may have this feature).

However, if you want to download the file to view later, (see 'HOW TO SAVE TO YOUR PC')

How to :SAVE TO YOUR PC

EASY-Sudoku  :

MEDIUM-Sudoku :

HARD-Sudoku :

SUPER-Sudoku :

#### SUPER-Sudoku :(16x16 grids)

SUDOKU THE GIANT :(25x25 grids) :

#### SUDOKU THE GIANT :(25x25 grids)

SUDOKU: BONUS SECTION
BONUS SECTION

Here are some useful resources for Sudoku:

•See my page entitled Sudoku Puzzle Solutions.

Mathematics of Sudoku: http://en.wikipedia.org/wiki/Mathematics_of_Sudoku

• History of Sudoku: http://en.wikipedia.org/wiki/Sudoku#History

• Useful information on Sudoku: http://www.answers.com/topic/sudoku

Besides the standard 9×9 grid, variants of Sudoku puzzles include the following:

• 4×4 grid with 2×2 minigrids.

• 5×5 grid with pentomino (http://en.wikipedia.org/wiki/Pentomino) regions

( Logi-5). A pentomino is composed of five congruent squares, connected orthogonally.

• 6×6 grid with 2×3 regions.

• 7×7 grid with six heptomino (http://mathworld.wolfram.com/Heptomino.html)

• 16×16 grid (Super Sudoku).

• 25×25 grid (Sudoku the Giant).

• A 3-D Sudoku puzzle.

• Alphabetical variations:

(Which use letters rather than numbers.)

Godoku, or Wordoku.