Help with puzzles and solving techniques
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- One or two (AIC) moves?
by SpAce » Fri Mar 09, 2018 1:41 am - 2 Replies
- 1510 Views
- Last post by SpAce
Mon Mar 12, 2018 12:53 am
- One or two (AIC) moves?
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- Very hard puzzle from 7Sudoku.com 18 Feb 2018
by swaatacba » Sun Mar 04, 2018 2:26 pm
- 9 Replies
- 1683 Views
- Last post by swaatacba
Wed Mar 07, 2018 11:11 am
- Very hard puzzle from 7Sudoku.com 18 Feb 2018
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- Am I cheating?
by Glenn100 » Tue Feb 13, 2018 7:41 pm - 2 Replies
- 1310 Views
- Last post by David P Bird
Tue Feb 13, 2018 8:54 pm
- Am I cheating?
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- simple colouring
by speter » Sat Jan 27, 2018 2:00 am - 11 Replies
- 3057 Views
- Last post by SpAce
Sun Jan 28, 2018 11:14 pm
- simple colouring
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- Strategy for this pattern?
by luxturna » Mon Jan 08, 2018 2:38 am - 2 Replies
- 1555 Views
- Last post by Leren
Mon Jan 08, 2018 7:47 pm
- Strategy for this pattern?
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- Tried various advanced techniques
by polydigm » Sun Jan 07, 2018 12:00 am - 2 Replies
- 1534 Views
- Last post by polydigm
Mon Jan 08, 2018 2:44 am
- Tried various advanced techniques
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- Nishio vs AICs. When is it considered cheating?
1, 2, 3, 4, 5by Lengen0538 » Wed Dec 20, 2017 1:38 am - 69 Replies
- 12283 Views
- Last post by eleven
Fri Jan 05, 2018 6:52 pm
- Nishio vs AICs. When is it considered cheating?
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- Please help me on the next move
by ukodusym » Wed Dec 27, 2017 3:51 pm - 2 Replies
- 1314 Views
- Last post by eleven
Wed Dec 27, 2017 6:19 pm
- Please help me on the next move
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- Is this a BUG+2?
by Yogi » Tue Dec 19, 2017 9:08 pm - 2 Replies
- 1600 Views
- Last post by Yogi
Mon Dec 25, 2017 8:16 pm
- Is this a BUG+2?
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- Empty Rectangle Row&Col Strong Link
by rjamil » Wed Nov 15, 2017 9:03 pm - 7 Replies
- 1934 Views
- Last post by rjamil
Tue Dec 19, 2017 1:33 pm
- Empty Rectangle Row&Col Strong Link
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- barking up the wrong tree
by petertohen » Wed Dec 13, 2017 9:56 am - 2 Replies
- 1611 Views
- Last post by Leren
Thu Dec 14, 2017 10:40 am
- barking up the wrong tree
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- Grouped X-Cycle or Grouped ER?
by rjamil » Sun Dec 03, 2017 8:41 pm
- 6 Replies
- 498 Views
- Last post by rjamil
Tue Dec 12, 2017 6:13 am
- Grouped X-Cycle or Grouped ER?
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- (Grouped) X-Cycle not ER?
by rjamil » Tue Dec 05, 2017 1:21 pm
- 2 Replies
- 116 Views
- Last post by rjamil
Tue Dec 12, 2017 5:25 am
- (Grouped) X-Cycle not ER?
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- AHS-notation? (Nightmare Nov 25 2007)
by SpAce » Sat Dec 09, 2017 1:30 am - 2 Replies
- 1376 Views
- Last post by SpAce
Sat Dec 09, 2017 9:26 pm
- AHS-notation? (Nightmare Nov 25 2007)
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- Simple Coloring
by scsnesrud » Tue Dec 05, 2017 8:55 pm - 4 Replies
- 1770 Views
- Last post by scsnesrud
Fri Dec 08, 2017 1:07 am
- Simple Coloring
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- How to notate this ALS-chain? (Nightmare, Sun Dec 2, 2007)
1, 2by SpAce » Thu Nov 30, 2017 11:56 am - 23 Replies
- 4061 Views
- Last post by Leren
Mon Dec 04, 2017 1:40 am
- How to notate this ALS-chain? (Nightmare, Sun Dec 2, 2007)
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- Help please
by jakesprake » Mon Nov 13, 2017 3:49 pm
- 4 Replies
- 1483 Views
- Last post by eleven
Wed Nov 15, 2017 9:33 pm
- Help please
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- Help me find this solver
by mannyoh » Sat Nov 04, 2017 2:11 am - 8 Replies
- 1931 Views
- Last post by David P Bird
Tue Nov 07, 2017 9:05 pm
- Help me find this solver
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- Help next WXYZ-Wings (BarnS=4) move
by rjamil » Tue Oct 24, 2017 4:16 pm
- 9 Replies
- 1727 Views
- Last post by rjamil
Sat Nov 04, 2017 4:00 pm
- Help next WXYZ-Wings (BarnS=4) move
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- HELP NEEDED - tried a number of techniques still stuck
by Uncrypted » Fri Nov 03, 2017 12:02 am
- 5 Replies
- 1557 Views
- Last post by Leren
Sat Nov 04, 2017 10:22 am
- HELP NEEDED - tried a number of techniques still stuck
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- Colouring (trap)
by Sudoku123456789 » Tue Oct 31, 2017 12:21 am
- 5 Replies
- 1514 Views
- Last post by eleven
Wed Nov 01, 2017 1:07 am
- Colouring (trap)
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- no fish: #20, #19, #15,
by StrmCkr » Mon Jul 17, 2017 11:33 am
- 5 Replies
- 2077 Views
- Last post by eleven
Mon Oct 30, 2017 8:12 am
- no fish: #20, #19, #15,
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- Not sure what technique to use here, almost done!
by iwinsimon » Thu Oct 19, 2017 7:03 pm
- 4 Replies
- 1505 Views
- Last post by Leren
Tue Oct 24, 2017 6:01 am
- Not sure what technique to use here, almost done!
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- Which adv technique do I apply here?
by mameshiba » Sun Oct 22, 2017 12:59 pm - 3 Replies
- 1627 Views
- Last post by Leren
Sun Oct 22, 2017 11:51 pm
- Which adv technique do I apply here?
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- Unique rectangle type 3
by Sudoku123456789 » Thu Oct 19, 2017 5:01 pm
- 3 Replies
- 1446 Views
- Last post by Leren
Thu Oct 19, 2017 7:42 pm
- Unique rectangle type 3
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- Help with expert Sudoku
by LilaQ » Fri Oct 13, 2017 8:44 pm
- 1 Replies
- 1577 Views
- Last post by Leren
Sat Oct 14, 2017 8:56 am
- Help with expert Sudoku
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- Stuck on last grid
by enxio27 » Mon Oct 09, 2017 8:34 pm - 5 Replies
- 1537 Views
- Last post by tarek
Tue Oct 10, 2017 11:19 pm
- Stuck on last grid
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- I am lacking a solution technique for this sudoku
1, 2by Jackie » Sun Sep 24, 2017 2:37 pm - 18 Replies
- 3905 Views
- Last post by dem0n
Sun Oct 08, 2017 1:24 pm
- I am lacking a solution technique for this sudoku
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- Got stuck, can someone please help?
by domz » Sat Sep 16, 2017 4:06 pm - 4 Replies
- 1618 Views
- Last post by JC Van Hay
Sun Sep 24, 2017 8:05 pm
- Got stuck, can someone please help?
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- Completely stumped on four sudokus
by Glennen » Tue Sep 19, 2017 8:40 am
- 5 Replies
- 1638 Views
- Last post by Leren
Wed Sep 20, 2017 7:12 am
- Completely stumped on four sudokus
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- Please Help
by WesternDan » Mon Mar 06, 2006 8:35 pm - 3 Replies
- 2342 Views
- Last post by Leren
Tue Sep 19, 2017 7:39 am
- Please Help
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- Please help - With explanation
by Sudoku123456789 » Sat Sep 16, 2017 3:25 pm
- 7 Replies
- 1786 Views
- Last post by JC Van Hay
Mon Sep 18, 2017 4:55 pm
- Please help - With explanation
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- Learning the fish
by Tiramisuu2 » Mon Sep 11, 2017 5:17 am - 1 Replies
- 1382 Views
- Last post by zealot17
Mon Sep 11, 2017 5:22 pm
- Learning the fish
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- Could someone help with the next step?
by Amonra » Tue Aug 29, 2017 12:43 am - 2 Replies
- 1352 Views
- Last post by Amonra
Tue Aug 29, 2017 1:56 am
- Could someone help with the next step?
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- Understanding
by Mowpar » Fri Oct 07, 2016 10:13 pm - 4 Replies
- 1645 Views
- Last post by pjb
Thu Aug 03, 2017 4:33 am
- Understanding
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- Could anyone please help me finish this puzzle?
by Sandra » Sun Jun 11, 2017 11:41 am - 8 Replies
- 1678 Views
- Last post by eleven
Wed Aug 02, 2017 10:11 pm
- Could anyone please help me finish this puzzle?
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- Uniqueness Strategies
by yellowpig » Wed Jul 05, 2017 8:19 am - 13 Replies
- 1942 Views
- Last post by champagne
Tue Aug 01, 2017 1:37 am
- Uniqueness Strategies
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