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
unsolvedSquares of Parity Sudoku
by Richard (on 21. December 2022, 06:00)
514
95 %
unsolvedBattle With The Archers 38: The War of Three Worlds
by Playmaker6174 (on 10. April 2023, 05:37)
514
96 %
unsolvedEntwined Sandwiches Sudoku
by matt383 (on 7. April 2020, 17:25)
434
97 %
unsolvedEine Handvoll U-Bahnen (Teil 4) - Relationen
by Zzzyxas (on 18. February 2022, 22:50)
414
99 %
unsolvedRivers and Islands Sudoku
by matt383 (on 3. May 2020, 02:47)
804
97 %
unsolved7 (Arrow X Sudoku)
by ICHTUES (on 25. April 2021, 06:00)
384
92 %
unsolvedDigital Sandwich
by Prof.Dori (on 30. May 2023, 21:35)
324
95 %
unsolvedJapanische Summen mit Hochhaushinweisen
by Zzzyxas (on 6. September 2024, 00:00)
314
100 %
unsolvedDoublers Make Me Loop-Pea!
by SamuPiano (on 9. September 2024, 15:44)
304
92 %
unsolvedSquishdoku
by Jay Dyer (on 21. November 2023, 00:36)
934
95 %
unsolvedEverything is Stavros96 (Palindrome Killer)
by Stavros96 (on 14. January 2021, 07:51)
614
98 %
unsolvedPalindrome Sandwiches
by RockyRoer (on 13. March 2021, 12:26)
264
100 %
unsolvedJapanese Sums #1: Vanilla
by Myxo (on 19. April 2023, 16:00)
864
98 %
unsolvedDon't be a smarTcaT !
by Christounet (on 19. June 2023, 17:48)
314
98 %
unsolvedPentominophibian (Pentomino snake puzzle)
by LilGungaJr (on 30. December 2023, 00:06)
284
97 %
unsolvedWichtels Rätselsommer 2024 (1): Bahnlinienplanung im Wunderwald
by wichtel (on 11. August 2024, 20:23)
244
100 %
unsolvedX is the Key
by Visumation (on 10. September 2024, 08:10)
324
92 %
unsolvedMod Pods (with gdc)
by SamuPiano (on 26. September 2024, 15:44)
284
98 %
unsolvedEureka!
by juggler (on 3. October 2024, 15:39)
614
97 %
unsolvedSupermoon
by ViKingPrime (on 19. October 2024, 21:45)
284
95 %
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