Everything about Sudoku that doesn't fit in one of the other sections
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- More Homework 4
by JPF » Fri Nov 11, 2022 10:55 am
- 17 Replies
- 1007 Views
- Last post by blue
Sun Nov 13, 2022 9:57 pm
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- Two equal boxes
by GouinJP » Sat Oct 29, 2022 1:00 pm
- 13 Replies
- 714 Views
- Last post by JPF
Sun Nov 06, 2022 10:08 am
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- Maximum number of clues for a given SE rating
by 999_Springs » Thu Jul 24, 2008 4:10 pm
- 142 Replies
- 33030 Views
- Last post by mith
Tue Nov 01, 2022 5:58 pm
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- Investigation of one-crossing-free patterns
by Serg » Thu Feb 14, 2013 9:13 am
- 82 Replies
- 15015 Views
- Last post by JPF
Mon Oct 17, 2022 7:19 pm
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- How many 1-clue-box and 2-clue-box?
by Eioru » Thu Aug 17, 2006 11:05 am
- 59 Replies
- 5654 Views
- Last post by Serg
Mon Sep 26, 2022 9:35 am
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- Relation between difficulty and number of candidates
by denis_berthier » Mon Feb 28, 2022 5:43 am
- 4 Replies
- 933 Views
- Last post by denis_berthier
Wed Aug 31, 2022 7:02 am
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- Multiple Solutions
by FrankD » Tue Aug 23, 2022 6:42 pm
- 4 Replies
- 527 Views
- Last post by FrankD
Thu Aug 25, 2022 3:57 pm
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- History of AIC's
by RSW » Wed Jun 22, 2022 11:06 pm
- 8 Replies
- 864 Views
- Last post by denis_berthier
Tue Aug 09, 2022 3:30 am
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- Puzzles with clues in diagonal boxes
by coloin » Tue Jun 28, 2022 9:18 pm
- 12 Replies
- 987 Views
- Last post by coloin
Mon Jul 04, 2022 11:02 pm
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- Bruteforce meaning
by BamaFan » Wed Jun 08, 2022 11:18 pm
- 2 Replies
- 611 Views
- Last post by Mathimagics
Thu Jun 09, 2022 2:08 am
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- Sudoku Professor
by qprfan99 » Sat May 21, 2022 1:32 am
- 2 Replies
- 693 Views
- Last post by qprfan99
Wed Jun 01, 2022 5:49 am
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- Website that allows you to enter a puzzle
by qprfan99 » Thu May 12, 2022 11:34 pm
- 4 Replies
- 649 Views
- Last post by qprfan99
Wed Jun 01, 2022 5:47 am
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- Largest number of empty groups?
by tso » Fri Aug 12, 2005 9:41 pm
- 37 Replies
- 20741 Views
- Last post by ghfick
Sat May 14, 2022 11:33 pm
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- Sudoku App with solving technique
by gjjlfz » Tue May 10, 2022 5:21 am
- 0 Replies
- 508 Views
- Last post by gjjlfz
Tue May 10, 2022 5:21 am
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- 17-clue symmetric puzzles
by m_b_metcalf » Fri May 06, 2022 8:36 am
- 4 Replies
- 602 Views
- Last post by m_b_metcalf
Mon May 09, 2022 2:48 pm
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- The best symmetry
by JPF » Tue Dec 11, 2007 12:36 am
- 29 Replies
- 6374 Views
- Last post by m_b_metcalf
Mon May 09, 2022 9:44 am
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- Looking for some very very very hard sudoku
by p0486 » Sat Mar 18, 2006 1:36 pm
- 60 Replies
- 44217 Views
- Last post by International_DBA
Sat Apr 30, 2022 10:04 am
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- Unfilled boxes, but puzzle already solved?
by flycaster » Tue Apr 26, 2022 4:28 pm
- 11 Replies
- 761 Views
- Last post by flycaster
Fri Apr 29, 2022 10:50 pm
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- Glossary, terms, etc
by Wepwawet » Sun Apr 10, 2022 4:54 pm
- 3 Replies
- 601 Views
- Last post by Wepwawet
Tue Apr 19, 2022 12:02 am
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- Elimination of Candidates vs Sudoku Rating
by AnotherLife » Thu Apr 14, 2022 5:31 pm
- 5 Replies
- 690 Views
- Last post by AnotherLife
Fri Apr 15, 2022 8:12 pm
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- Fully symmetrical invalid patterns
by Serg » Wed Feb 15, 2017 10:54 am
- 91 Replies
- 9779 Views
- Last post by Serg
Mon Apr 11, 2022 10:44 am
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- Glossary, terms, etc
by Wepwawet » Sun Apr 10, 2022 4:53 pm
- 0 Replies
- 456 Views
- Last post by Wepwawet
Sun Apr 10, 2022 4:53 pm
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- I just develope a new sudoku app, wanna hear your opinion
by DevCorgi » Sat Apr 09, 2022 5:17 am
- 0 Replies
- 470 Views
- Last post by DevCorgi
Sat Apr 09, 2022 5:17 am
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- Diagonal Puzzles
by JPF » Tue Mar 22, 2022 11:28 pm
- 7 Replies
- 786 Views
- Last post by JPF
Fri Mar 25, 2022 11:32 pm
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- Mega Collection .sdm format.
by Pupp » Fri Mar 25, 2022 4:39 pm
- 0 Replies
- 596 Views
- Last post by Pupp
Fri Mar 25, 2022 4:39 pm
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- Puzzles with 123456789 in the diagonal
by coloin » Thu Feb 17, 2022 9:46 pm
- 41 Replies
- 2225 Views
- Last post by coloin
Thu Mar 10, 2022 11:43 pm
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- Help me make a sudoku game that you will love to play.
by afkcodes » Thu Mar 10, 2022 5:47 pm
- 0 Replies
- 527 Views
- Last post by afkcodes
Thu Mar 10, 2022 5:47 pm
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- Sudoku Explainer Ratings and Chain Classes
by AnotherLife » Sat Dec 04, 2021 10:26 pm
- 26 Replies
- 2552 Views
- Last post by 1to9only
Sun Feb 13, 2022 2:48 pm
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- Markus Wiederkehr / Andoku
by Yogi » Sun Feb 06, 2022 12:44 am
- 1 Replies
- 541 Views
- Last post by Hajime
Sun Feb 06, 2022 8:59 am
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- Minimal puzzles with 8 clues in a box !
by coloin » Tue Jan 25, 2022 8:52 am
- 29 Replies
- 1828 Views
- Last post by m_b_metcalf
Tue Feb 01, 2022 5:37 pm
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- Homework exercise
by JPF » Mon Jan 24, 2022 10:19 am
- 12 Replies
- 1032 Views
- Last post by JPF
Mon Jan 31, 2022 8:45 am
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- Troika Sudokus. A challenge.
by m_b_metcalf » Sun Jan 09, 2022 8:56 pm
- 43 Replies
- 6297 Views
- Last post by mith
Tue Jan 25, 2022 4:50 pm
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- Quadriga Sudoku
by m_b_metcalf » Fri Jan 14, 2022 5:19 pm
- 32 Replies
- 2488 Views
- Last post by coloin
Tue Jan 25, 2022 4:16 pm
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- X-Wing question
by BamaFan » Wed Jan 19, 2022 2:09 pm
- 1 Replies
- 516 Views
- Last post by 1to9only
Sat Jan 22, 2022 12:51 pm
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- sudoku design
by urhegyi » Thu Jan 20, 2022 10:05 pm
- 0 Replies
- 518 Views
- Last post by urhegyi
Thu Jan 20, 2022 10:05 pm
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- Format question
by Pupp » Sat Jan 08, 2022 5:43 pm
- 3 Replies
- 616 Views
- Last post by Pupp
Thu Jan 13, 2022 3:45 pm
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- 49K 17_Clue puzzles
by Pupp » Sat Jan 08, 2022 5:41 pm
- 7 Replies
- 826 Views
- Last post by champagne
Mon Jan 10, 2022 8:50 pm
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- Christmas is coming ...
by m_b_metcalf » Mon Dec 04, 2006 3:47 am
- 38 Replies
- 16949 Views
- Last post by m_b_metcalf
Sat Jan 01, 2022 7:26 pm
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- SE 8.3 puzzle with yellyfish near the end
by urhegyi » Thu Nov 18, 2021 11:57 am
- 10 Replies
- 939 Views
- Last post by 1to9only
Wed Dec 01, 2021 7:44 pm
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- Values of givens symmetrically identical
by m_b_metcalf » Tue Apr 27, 2021 10:01 am
- 29 Replies
- 2509 Views
- Last post by coloin
Thu Nov 18, 2021 11:36 am
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