Sudoku #777627

Pencil Marks 

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Sudoku Medium - 247

Web sudoku medium is where most sudoku players usually end up playing a not too easy sudoku but not too hard.

We like to keep it simple, looking to find the right empty cell and move on, no need to use pencil marks (what are pencil marks?) or going into hypothetical thinking on the numbers.

It is a great level to enter your sudoku kingdom for a good ‘clear my head’ session playing sudoku puzzles medium level.

You are a sudoku solver

If you are good at solving sudoku but just started playing, check out our LiveSudoku puzzle features down below.

If you are an experienced sudoku solver here on the website, we welcome you back to your sudoku palace, A home for all sudoku players around the world.

If you are new here and just landed in this websudoku kingdom, We welcome you to enjoy, play against time and other players. Play sudoku 247 and enjoy!

Sudoku tips for medium difficulty

There are several logical possibilities and you try to narrow them down to one option, one digit. Even if you think you got sudoku figured out, it will not hurt to check out our intermediate sudoku moves.

Start at locked candidate or look at naked triples.

In this sudoku image, a naked triple situation. The 3 pink digits in the 3 cells mean that we can eliminate them as optional numbers in the other cells in the small grid: 3 cells in a 3 x 3 sudoku cube sharing 3 digits tells us that they cannot be in any of the other cells in that cube.

The LiveSudoku game features

If you are a frequent user here you probably know the great ease in which the game is set in our sudoku kingdom.

For you the new visitor, a great feature we have is called highlight digit, which highlights the digit you want across the whole grid, making it very eye-friendly to spot that eluding empty cell.

For the advanced sudoku games, you can use the pencil mark feature which lets you type in more than one optional digit in a specific cell, allowing you to narrow down all the optional numbers.
There is also an undo button which is so useful. You can check yourself at any time with the check solution button. You can press the options button and tweak your preferences of some colors and our help level. So start playing web sudoku easy level and have fun!

About live sudoku

Live-Sudoku was created in 2006 and is one of the original websudoku sites. The creator of the website Mr. Izenberg built it with the same love he has for the game. LiveSudoku is home to all Sudoku players around the world from easy and medium sudokus to hard and evil sudoku levels.

You can invite a fellow Sudokuer for a match of speed and concentration. Sign in to track your statistics, see your best and worst games and compete in the arena of sudoku enthusiasts. Enjoy your game!

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Arrow keysMove the cursor around the Sudoku grid
1-9Fill digit in cell
TabMove to the right
Shift + TabMove to the left
BackspaceClear cell
SpacebarClear cell
DeleteClear cell
Ctrl + ZUndo move
EraseClear all digits from the Sudoku grid
CCheck solution
Ctrl + SSave game
ALT + 1-9Highlight Digit
The following keys require that "Allow pencil marks" is enabled from the options menu:
VClear all pencil marks
1-9When digit already present in cell - make the digit a pencil mark
1-9When digit is a pencil mark - remove the pencil mark
0 or H or EnterFill pencil marks automatically

Clear all numbers from the grid?


Clear pencil marks from all cells?


Game Options

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Medium Puzzle #777627
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Medium Puzzle #777627

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