{{c}}

add group

Group {{groups.length-idg-1}}: sum cells => {{cell}}

{{opt}} New Game

Here you can define the killer groups of your sudoku. Then use link below to play.

go to Killer sudoku [{{groups.length}} groups]

go to new Killer sudoku player [{{groups.length}} groups]

go to new Jigsaw player [{{groups.length}} groups] -- make sure groups are of gridsize