6x6 KenKen® Solver Feedback: Form and User Comments/Questions Here
By Andrew Stuart, In association with www.KenKen.com
Click to edit candidates or enter a solution:
Pick an example here
1 2 3 4 5 6
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Version 2.05
See Strategy Overview documentation
Show Candidates
Check for Solved Squares   
Show Possibles  
1: Singles in Row  
2: Singles in Column  
3: Naked Pairs/Triples  
4: Hidden Pairs/Triples 
5: KenKen Combos  
6: Dog Legs  
Tough Strategies
7: Cage/Unit Overlap  
8: Rule of 21  
9: X-Wing  
10: Simple Colouring  
11: Sword-Fish  
Diabolical Strategies
12: X-Cycles  
13: XY-Chain  
14: 3D Medusa  
Exotic Strategies
15: Grouped X-Cycles  
16: Altern. Inference Chains 
17: Digit Forcing Chains  
18: Cell Forcing Chains  
19: Unit Forcing Chains  
20: Almost Locked Sets  
21: Quad Forcing Chains  

New updated version!
13th October 2011
The Rules

All the digits 1 to 6 must appear in every row and column. In each coloured block (or 'cage'), the target number in the small board above is calculated from the digits in all the cells in the block, using the operation indicated.

Please report any bugs.
Tested in IE, Firefox, Safari, Chrome and Opera.
Coordinate system: Letter/Number rYcX
1 TO 25 - quick but tricky, play now Puzzle Packs - Download and Print