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This is a 12x12 Sudoku puzzle in which the numbers 1 through 12 must
appear exactly once in each column, row and 3x4 box. There are many different sizes
and variants of the classic sudoku puzzle, many of which are represented in this website.
Want to improve? Take a look at our tutorial pages. You may find them very helpful!
Have fun!

5	6	12					7				11
				6				10
1		9							4	6
		4	6		11						8
2			12		4	8		11		10
	7	5			6		3	4	1
		10	4	1		2			8	9
	11		1		12	10		5			7
12						5		1	10
	9	6							3		2
			2				8
11				3					7	12	5

5	6	12					7				11
				6				10
1		9							4	6
		4	6		11						8
2			12		4	8		11		10
	7	5			6		3	4	1
		10	4	1		2			8	9
	11		1		12	10		5			7
12						5		1	10
	9	6							3		2
			2				8
11				3					7	12	5

5	6	12					7				11
				6				10
1		9							4	6
		4	6		11						8
2			12		4	8		11		10
	7	5			6		3	4	1
		10	4	1		2			8	9
	11		1		12	10		5			7
12						5		1	10
	9	6							3		2
			2				8
11				3					7	12	5

5	6	12					7				11
				6				10
1		9							4	6
		4	6		11						8
2			12		4	8		11		10
	7	5			6		3	4	1
		10	4	1		2			8	9
	11		1		12	10		5			7
12						5		1	10
	9	6							3		2
			2				8
11				3					7	12	5