Logic Masters Deutschland e.V.

(Very) Hard AND nice puzzles

The following list contains portal puzzles that have been rated as nice or very nice and that are difficult. These puzzles are recommended for experts - and allow some time to solve.

DescriptionsolvedRating
unsolved10-in-9 calcudoku #2
by Nylimb (on 14. March 2020, 14:49)
324
97 %
unsolvedPhistomefel-Tribute-Thermo-Sudoku
by olima (on 19. July 2020, 03:39)
394
92 %
unsolvedTrail of Arrows
by SudokuExplorer (on 25. January 2022, 18:30)
624
97 %
unsolved15x15 Standard Pentominous
by stefliew (on 28. March 2021, 08:46)
364
99 %
unsolvedToothbrushes
by krangune (on 8. May 2022, 12:49)
344
97 %
unsolvedAntiking Kaleidoscope (Stitched Rainbow VI)
by thoughtbyte (on 7. August 2022, 03:16)
374
96 %
unsolvedDouble Decker Sandwiches
by RockyRoer (on 19. November 2022, 12:58)
374
94 %
unsolvedAdulthood
by GarlicBredFries (on 5. March 2023, 05:42)
344
95 %
unsolvedGhost Cages
by juggler (on 19. July 2024, 03:38)
854
94 %
unsolvedKill Between The Lines
by Djmelee3000 (on 29. September 2020, 02:39)
434
94 %
unsolvedThermo X Sudoku
by Phistomefel (on 2. December 2020, 20:08)
1454
93 %
unsolvedParity Clockwork
by Playmaker6174 (on 20. January 2022, 20:24)
454
96 %
unsolvedFroschteich
by Myxo (on 25. August 2024, 15:01)
454
93 %
unsolved10-in-9 killer sudoku #1
by Nylimb (on 25. January 2020, 15:20)
574
95 %
unsolvedSudoku Variants Series (347) - Sudoku Connon
by Richard (on 17. November 2021, 00:00)
614
96 %
unsolvedPoint the Silent Path
by Niverio (on 18. June 2024, 09:25)
594
96 %
unsolvedThe Curse of King Minos
by Allagem (on 17. November 2024, 07:06)
1184
97 %
unsolvedEmbark (Fog of war/Deconstruction/Killer/Yajilin)
by dumediat (on 21. January 2023, 13:50)
1494
97 %
unsolvedSkymania: Wolkenkratzer-Hanidoku
by Pyrrhon (on 18. September 2009, 12:29)
614
91 %
unsolvedMehrdeutige Rätsel - U-Bahn unter Hochhäusern
by Zzzyxas (on 30. November 2019, 17:28)
374
99 %
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