• Large squares, white background, a figure in blue, represent the entire puzzle. These squares cannot be changed.

 • Large squares, white background, a figure in black, represent the solution in progress. These squares can be changed.

 • Small squares, white background, red numbers represent all the possibilities, called "candidates". These squares can be changed.

Principle:

This page allows you to solve and play online your jigsaw sudoku puzzle by penciling in the candidates.
For this you have two modes:
 • Manual mode allows you complete freedom to pencil in your candidates. It is for you to enter and delete them at your convenience.
 • Automatic mode updates all the candidates in relation to the number you enter or delete from a square.
You can switch from one mode to another by clicking on the button manual/automatic.

Input:

 • Entering a solution in a big square:
    Double click in the small square relating to the number you wish to enter.
 • Deleting the solution to a big square:
    Double click in this square.
 • Entering or deleting a candidate:
    Do a simple click in the square of this candidate.