7
3
2
G
5
1
6
B
B
9
D
7
1
2
8
F
4
3
F
4
7
D
6
D
B
4
C
E
8
E
2
1
7
C
7
4
D
A
5
B
E
8
G
8
3
9
E
D
C
4
6
8
A
2
E
D
9
C
1
4
7
B
G
2
D
1
5
3
7
A
F
4
G
2
E
D
C
1
F
B
E
3
2
9
G
6
1
9
F
3
B
2
3
C
6
A
5
B
8
A
2
G
4
E
C
1
G
7
C
A
4
B
5
6
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1sudoku.com Sudoku 16x16 - Hard - n° C3690
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Play hard 16x16 super sudoku online for free
The free 16x16 sudoku puzzles to play online are divided into 5 levels: easy, medium, difficult, expert and diabolical in order to continue your progress. Access is free and unlimited, and all our grids Sudoku games online are one-way.
How to play 16x16 Sudoku online?
Glossary of game options:
Clear the contents of the box
Undo the last move
Visual aid
Redo last move
Automatic selection of boxes on hover (on computer)
Show all possible candidates on the grid
Show / Hide solution
Super Sudoku 16x16 rules:
The goal is to fill the grid, so that each row, each column and each region of 4x4 cells contain all the numbers from 1 to 9 and the letters from A to G.
16x16 sudoku is also called Super Sudoku or hexadecimal sudoku.