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- How to improve the skill to solve the puzzle
by achievecn » Tue Sep 12, 2006 3:35 am - 0 Replies
- 927 Views
- Last post by achievecn
Tue Sep 12, 2006 3:35 am
- How to improve the skill to solve the puzzle
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- How to solve a pretty hard puzzle in 15 minutes?
by DreamCH » Thu Sep 07, 2006 6:18 pm - 0 Replies
- 936 Views
- Last post by DreamCH
Thu Sep 07, 2006 6:18 pm
- How to solve a pretty hard puzzle in 15 minutes?
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- Sudoku masters
by FrankS » Thu Sep 07, 2006 9:41 am - 0 Replies
- 821 Views
- Last post by FrankS
Thu Sep 07, 2006 9:41 am
- Sudoku masters
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- Non-Chaining Conclusion ???
by daj95376 » Wed Aug 30, 2006 7:43 pm - 2 Replies
- 1301 Views
- Last post by daj95376
Thu Aug 31, 2006 8:45 pm
- Non-Chaining Conclusion ???
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- Special Puzzles
by qqwref » Sun May 21, 2006 4:37 pm - 1 Replies
- 279 Views
- Last post by Pat
Thu Aug 31, 2006 9:29 am
- Special Puzzles
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- 6x6 su dokus - how hard can they be?
by Guru » Thu Oct 27, 2005 11:50 am - 12 Replies
- 5870 Views
- Last post by Pat
Thu Aug 31, 2006 8:27 am
- 6x6 su dokus - how hard can they be?
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- My two trouble on Unique Rectangle or loop and BUG
by Eioru » Sat Aug 19, 2006 8:17 am - 3 Replies
- 1488 Views
- Last post by Mike Barker
Sun Aug 27, 2006 1:21 pm
- My two trouble on Unique Rectangle or loop and BUG
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- a puzzle require many kind of solving techniques
by Eioru » Sat Aug 19, 2006 1:08 pm - 9 Replies
- 2984 Views
- Last post by Eioru
Sun Aug 27, 2006 10:37 am
- a puzzle require many kind of solving techniques
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- Finding sudoku with all "fishes"
by Eioru » Sat Aug 19, 2006 10:21 am - 7 Replies
- 2672 Views
- Last post by Mike Barker
Sun Aug 27, 2006 2:12 am
- Finding sudoku with all "fishes"
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- SF Grid Has Exactly 29 17s
by Moschopulus » Tue Aug 22, 2006 11:23 am - 11 Replies
- 4018 Views
- Last post by udosuk
Fri Aug 25, 2006 1:41 pm
- SF Grid Has Exactly 29 17s
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- Very Peculiar Puzzles
by Eioru » Fri Aug 25, 2006 8:11 am - 0 Replies
- 1041 Views
- Last post by Eioru
Fri Aug 25, 2006 8:11 am
- Very Peculiar Puzzles
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- The French Pairs...
1, 2by Papy » Fri Aug 18, 2006 7:25 pm - 16 Replies
- 4984 Views
- Last post by Papy
Wed Aug 23, 2006 9:20 am
- The French Pairs...
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- What sudoku programs are used popular?
by Eioru » Tue Aug 22, 2006 4:23 am - 0 Replies
- 864 Views
- Last post by Eioru
Tue Aug 22, 2006 4:23 am
- What sudoku programs are used popular?
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- Network with Attitude
by daj95376 » Mon Aug 21, 2006 9:29 am - 0 Replies
- 923 Views
- Last post by daj95376
Mon Aug 21, 2006 9:29 am
- Network with Attitude
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- Need help on trying to solve puzzles without pencil marks
by Rich » Mon Aug 21, 2006 2:41 am - 1 Replies
- 1211 Views
- Last post by ravel
Mon Aug 21, 2006 8:00 am
- Need help on trying to solve puzzles without pencil marks
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- 5 puzzles differing in one number in the same cell
by maria45 » Sun Aug 20, 2006 7:27 pm - 3 Replies
- 2405 Views
- Last post by JPF
Sun Aug 20, 2006 9:08 pm
- 5 puzzles differing in one number in the same cell
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- Unique Solution
by mcarne5252 » Wed Apr 19, 2006 11:34 pm - 14 Replies
- 7435 Views
- Last post by Papy
Sat Aug 19, 2006 11:00 am
- Unique Solution
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- very large empty edge
1, 2by claudiarabia » Mon Aug 07, 2006 1:28 am - 19 Replies
- 6047 Views
- Last post by JPF
Fri Aug 18, 2006 12:35 pm
- very large empty edge
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- What is the hardest sudoku at from 17s to 40s
by Eioru » Thu Aug 17, 2006 3:26 am - 7 Replies
- 2109 Views
- Last post by Papy
Fri Aug 18, 2006 7:43 am
- What is the hardest sudoku at from 17s to 40s
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- How to generate sudoku faster with same pattern
by Eioru » Fri Aug 18, 2006 7:08 am - 0 Replies
- 1014 Views
- Last post by Eioru
Fri Aug 18, 2006 7:08 am
- How to generate sudoku faster with same pattern
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- Does this 18-clue pattern with symmetry exists?
by Eioru » Fri Aug 18, 2006 6:41 am - 0 Replies
- 785 Views
- Last post by Eioru
Fri Aug 18, 2006 6:41 am
- Does this 18-clue pattern with symmetry exists?
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- 222(2) N-tuples and Forcing Chains
by daj95376 » Wed Aug 16, 2006 1:00 am - 3 Replies
- 1465 Views
- Last post by daj95376
Wed Aug 16, 2006 4:32 am
- 222(2) N-tuples and Forcing Chains
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- How many empty units?
by RW » Mon Aug 14, 2006 1:12 pm - 3 Replies
- 2076 Views
- Last post by JPF
Tue Aug 15, 2006 11:20 pm
- How many empty units?
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- Only one right answer?
by maybroda » Thu Aug 10, 2006 6:55 am - 8 Replies
- 2511 Views
- Last post by ab
Sun Aug 13, 2006 7:10 pm
- Only one right answer?
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- Congratulations...
by EmmaG1959 » Fri Aug 11, 2006 2:06 pm - 3 Replies
- 1215 Views
- Last post by tarek
Fri Aug 11, 2006 3:13 pm
- Congratulations...
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- Time to do fiendish puzzles
by 01allenh » Thu Aug 10, 2006 5:25 pm - 0 Replies
- 825 Views
- Last post by 01allenh
Thu Aug 10, 2006 5:25 pm
- Time to do fiendish puzzles
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- I wan t to know how many possible combinations for SUDOKU
by visitor2005 » Tue Aug 08, 2006 7:57 am - 1 Replies
- 4894 Views
- Last post by ravel
Tue Aug 08, 2006 4:01 pm
- I wan t to know how many possible combinations for SUDOKU
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- Aloha from Alaska!
by skYrth » Fri Jul 28, 2006 8:13 pm - 2 Replies
- 1105 Views
- Last post by Ruud
Tue Aug 08, 2006 12:36 am
- Aloha from Alaska!
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- New and slow...
by AD » Wed Aug 02, 2006 1:37 pm - 3 Replies
- 1523 Views
- Last post by Cec
Mon Aug 07, 2006 11:14 am
- New and slow...
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- Handmade verus computer made "taste test".
by tso » Wed Jul 19, 2006 8:02 pm - 10 Replies
- 3855 Views
- Last post by fermat
Sun Aug 06, 2006 12:26 am
- Handmade verus computer made "taste test".
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- Weird Question
1, 2by liturgygeek » Wed Jul 26, 2006 10:01 pm - 21 Replies
- 7266 Views
- Last post by udosuk
Wed Aug 02, 2006 1:26 pm
- Weird Question
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- A couple newb questions
by sudokunewbie » Sat Jul 29, 2006 12:03 am - 2 Replies
- 1720 Views
- Last post by emm
Sat Jul 29, 2006 2:55 am
- A couple newb questions
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- Number of essentially different Sudoku grids
by kjellfp » Thu Jun 08, 2006 8:43 pm - 6 Replies
- 7203 Views
- Last post by kjellfp
Fri Jul 28, 2006 10:39 pm
- Number of essentially different Sudoku grids
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- The Tao of Sudoku
by forty-two » Thu Jul 27, 2006 7:44 pm - 0 Replies
- 1164 Views
- Last post by forty-two
Thu Jul 27, 2006 7:44 pm
- The Tao of Sudoku
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- The Independent National Championship
by Pi » Mon Apr 10, 2006 9:58 am - 8 Replies
- 5365 Views
- Last post by udosuk
Wed Jul 26, 2006 8:56 am
- The Independent National Championship
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- conditions precedent
by dahwa » Fri Mar 31, 2006 8:10 pm - 10 Replies
- 6250 Views
- Last post by claudiarabia
Tue Jul 25, 2006 10:13 am
- conditions precedent
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- wanted: a level between "hard" and "evil"
by DreamCH » Mon Jul 03, 2006 4:53 am - 6 Replies
- 2151 Views
- Last post by Pat
Sun Jul 23, 2006 9:52 am
- wanted: a level between "hard" and "evil"
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- Additional Library Books
by MktTrader » Fri Jul 21, 2006 1:26 am - 0 Replies
- 802 Views
- Last post by MktTrader
Fri Jul 21, 2006 1:26 am
- Additional Library Books
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- Sudoku Videos
by Rivorus » Thu Jul 20, 2006 8:26 pm - 0 Replies
- 816 Views
- Last post by Rivorus
Thu Jul 20, 2006 8:26 pm
- Sudoku Videos
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- Are You A Champ
by SudokuChamp » Mon Jul 17, 2006 4:32 pm - 1 Replies
- 940 Views
- Last post by Pi
Wed Jul 19, 2006 10:02 pm
- Are You A Champ
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