Extremely Difficult Sudoku Puzzles

Board number 71

7910 times played

Board number 113

2925 times played

Board number 116

2685 times played

Board number 133

2350 times played

Board number 140

2043 times played

Board number 142

1664 times played

Board number 153

1847 times played

Board number 164

1572 times played

Board number 168

1593 times played

Board number 181

1809 times played

Board number 198

1715 times played

Board number 208

1559 times played

Board number 248

1576 times played

Board number 255

1573 times played

Board number 289

1396 times played

Board number 302

1593 times played

Board number 306

1387 times played

Board number 326

1628 times played

Board number 328

1476 times played

Board number 339

2041 times played