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
unsolved14 Standards
by JonaS2010 (on 1. April 2020, 14:14)
1424
93 %
unsolved24 Rätsel in 24 Stunden (Teil 7) - Rundweg
by Zzzyxas (on 24. June 2017, 06:24)
794
90 %
unsolvedDifferenzen zwischen Summen II
by tuace (on 17. August 2018, 13:23)
444
99 %
unsolvedAmtsbeginn in Rätselhausen
by Statistica (on 1. December 2019, 09:00)
234
99 %
unsolvedCosmology
by Bobuardo da Vinci (on 6. August 2020, 07:36)
264
99 %
unsolvedUdukos' breakfast
by Qodec (on 14. October 2020, 20:49)
284
95 %
unsolvedModular Killer
by TotallyNormalCat (on 30. January 2021, 00:00)
254
99 %
unsolvedNumbered Rooms Sudoku 2
by Lizzy01 (on 4. January 2022, 22:03)
524
91 %
unsolvedHeat Flow
by Mad-Tyas (on 8. November 2022, 09:18)
584
95 %
unsolvedSub Zero Nabner
by gdc (on 27. September 2023, 13:05)
524
96 %
unsolvedPrime Management
by Dr Logic (on 21. December 2023, 16:43)
224
91 %
unsolvedFar Far Away (Doubler Remote Sums Sudoku)
by Agent (on 11. May 2024, 09:00)
994
98 %
unsolvedOmaha
by zetamath (on 21. June 2024, 04:57)
464
96 %
unsolvedobezyanka nol
by aqjhs (on 30. August 2024, 08:07)
264
95 %
unsolvedInterlinked
by oklux (on 8. January 2025, 11:11)
304
94 %
unsolvedtop shelf 2% lactose free
by aqjhs (on 14. June 2025, 16:59)
214
93 %
unsolvedTwo Gates
by Qodec (on 15. October 2021, 22:22)
724
99 %
unsolvedTree(3)
by PulverizingPancake (on 4. November 2021, 19:25)
754
97 %
unsolvedDie Kryptos - S02E02: A 38
by tuace (on 16. March 2018, 15:10)
454
95 %
unsolvedTen Arrows (Classic Arrow Sudoku)
by EliasKar (on 5. February 2021, 01:35)
514
97 %
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