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
unsolvedBeep Beep (Killer/German Whispers/Renban/Between Lines)
by dumediat (on 18. May 2022, 23:28)
284
93 %
unsolvedBisection
by jsmirob (on 19. May 2022, 04:22)
184
90 %
unsolvedSkyWhispers
by manushand (on 22. July 2022, 16:00)
254
93 %
unsolvedCanvas
by Crusader175 (on 18. September 2022, 16:00)
184
97 %
unsolvedSum Line Sudoku #1
by Phistomefel (on 1. October 2022, 10:02)
1454
98 %
unsolvedOne-Man Band (H+C Region Sum)
by brennan77 (on 22. February 2023, 03:39)
374
98 %
unsolvedKomponisten / Composers - Buchstabenrätsel / Letter Puzzle
by DocLogic (on 20. March 2023, 23:10)
324
95 %
unsolvedCross-blunder
by chameleon (on 29. June 2023, 23:24)
114
95 %
unsolvedObstructed Skyline (fog)
by jwsinclair (on 20. August 2023, 18:13)
1254
92 %
unsolvedWichtel 2022 (3): Weihnachtsgeisterbahn
by wichtel (on 13. September 2023, 10:10)
134
100 %
unsolvedTrading Places
by Kafkapharnaum (on 21. January 2024, 04:54)
184
95 %
unsolvedTo infinity... [Toroïdal U-Bahn]
by Christounet (on 6. February 2024, 13:51)
344
98 %
unsolvedAnomaly
by Migu (on 12. April 2024, 22:47)
214
93 %
unsolvedParity Lines Sandwich
by RockyRoer (on 29. April 2024, 03:41)
174
92 %
unsolvedMore Piles of 15
by Cane_Puzzles (on 31. May 2024, 19:15)
144
98 %
unsolvedDark City (skyscraper cave with fog)
by SkepticalMario (on 30. November 2024, 11:11)
624
92 %
unsolvedInterchangeable 2
by palpot (on 29. January 2025, 22:12)
114
95 %
unsolvedSeance
by mathpesto (on 17. February 2025, 23:36)
624
97 %
unsolvedEight Squares
by jovi_al (on 26. September 2021, 23:34)
1124
97 %
unsolvedReachin' some region sums
by twototenth (on 6. September 2022, 08:00)
724
97 %
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