Learn several methods for solving soduku's.

- Demo's: examples of games in which all methods are applied
- Basics: what's it all about?
- Spotlight: the secrets of this effective method
- Duo's: pairs, new and revolutionary simple
- Puzzling: all candidates and the consequences
- Options: multiple pathways
- Special: extra patterns and tools for finding the solution
- Play online: Sudoku Quest by Intertia
- Discussion of the weekly sudoku of NRC Handelsblad, a Dutch national daily newspaper
- The Killer Sudoku, with tips and tools, NEW: Times Killer Sudoku
- Tools: empty grids to print, and a sudoku solver (for the desperate...)

Have lots of sudoku fun!

Solve this really difficult sudoku (all methods of sudokuhints.nl are required...) 

 

    3
1    
    6
  2  
     
  5  
  7  
     
4   3
5 3  
  7  
     
  4  
2   6
  3  
    7
  5  
  4 8
9   2
     
  4  
  7  
     
  8  
  1  
    2
7    

 

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