Sudoku online educational game

Left top corner   Right top corner
 
  The game Sudoku is a numeric logical game in which you fill in the missing numbers into a partially pre-filled grid.  

Settings of the web game Sudoku

Set the game properties and press save.
 
Display the default number options in marked box
 
To display incorrectly filled fields continuously as soon as they have been entered.
 
 
Left bottom corner   Right bottom corner
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