Puzzles that have been rated as nice and solved by many puzzlers are usually suitable for practise; recommended especially for portal visitors that do not have much experience with puzzles.
| Description | solved | Rating | |
|---|---|---|---|
![]() | Palindrome Explosion by ebiggie (on 24. May 2025, 00:12) | 180 | ![]() 95 % |
![]() | Sum-dex-ku by morrisjb (on 29. June 2025, 15:01) | 180 | ![]() 97 % |
![]() | Deeper Motion (Antiknight Region Sum Lines) by Florian Wortmann (on 14. September 2025, 19:25) | 180 | ![]() 97 % |
![]() | Capellini by Blobz (on 12. November 2025, 16:00) | 180 | ![]() 94 % |
![]() | NKSA W01: Snowman by schumaster (on 15. November 2025, 17:20) | 180 | ![]() 84 % |
![]() | Tapa mit Steigerung by berni (on 5. February 2009, 15:07) | 179 | ![]() 95 % |
![]() | Introduction: Switcheroo by Genomico (on 4. May 2021, 02:24) | 179 | ![]() 90 % |
![]() | Under Pressure - Arrows, Thermos, and Killers by sPaulding (on 28. May 2021, 20:19) | 179 | ![]() 83 % |
![]() | In The Lab by Bremster (on 14. October 2021, 00:52) | 179 | ![]() 91 % |
![]() | Shotgun Blast by Will Power (on 14. November 2021, 00:04) | 179 | ![]() 84 % |
![]() | DisArray by FullDeck-Missing (on 11. March 2022, 14:05) | 179 | ![]() 92 % |
![]() | Aibohphobia by mith (on 13. May 2022, 19:28) | 179 | ![]() 82 % |
![]() | The King With The Arrow 2 by Joseph nehme (on 14. May 2022, 08:46) | 179 | ![]() 95 % |
![]() | A Killer - Killer Sudoku by Mr.Menace (on 10. June 2022, 20:56) | 179 | ![]() 93 % |
![]() | Reflections (Antiknight Killer Sudoku) by Phistomefel (on 11. September 2022, 12:34) | 179 | ![]() 96 % |
![]() | Linear Thinking by jwsinclair (on 19. December 2022, 19:56) | 179 | ![]() 94 % |
![]() | Learn the Alphabet: T is for Thermo by Crusader175 (on 4. January 2023, 15:00) | 179 | ![]() 94 % |
![]() | Crossing Sums by meggen033 (on 16. August 2023, 06:33) | 179 | ![]() 95 % |
![]() | Aurora borealis by palpot (on 2. October 2023, 02:58) | 179 | ![]() 92 % |
![]() | House Par(i)ty (10 in 1 sudoku puzzle) by AnalyticalNinja (on 6. October 2023, 00:43) | 179 | ![]() 96 % |