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 | |
|---|---|---|---|
|  | Lego House (Arrows, Cages, and Abstract 3x3's) by AnalyticalNinja (on 1. August 2022, 23:17) | 315 |  96 % | 
|  | Pi-Doku by Rhyno (on 9. August 2023, 23:07) | 315 |  83 % | 
|  | The Smiling Phantom by wuc (on 19. October 2024, 10:31) | 315 |  91 % | 
|  | Endful, Nameful by burgermason (on 8. November 2024, 10:00) | 315 |  83 % | 
|  | Class of '85 by Blobz (on 13. March 2023, 16:00) | 314 |  90 % | 
|  | All 6's and 7's by Blobz (on 15. May 2023, 16:00) | 314 |  93 % | 
|  | El-Even by Dr Logic (on 15. August 2023, 21:18) | 314 |  91 % | 
|  | Cereal Killer by Tingo (on 20. September 2023, 00:00) | 314 |  89 % | 
|  | Knight's Conundrum by brainteaserartisan (on 10. June 2024, 19:13) | 314 |  88 % | 
|  | Trickle Down by Hugo-Bob (on 13. June 2024, 20:08) | 314 |  91 % | 
|  | Rounding the Bases by FullDeck-Missing (on 22. August 2024, 14:34) | 314 |  94 % | 
|  | Gewichteter Rundweg by Calavera (on 31. July 2009, 19:20) | 313 |  90 % | 
|  | In common (Killer sudoku) by sujoyku (on 22. June 2023, 19:09) | 313 |  91 % | 
|  | Kitchen Sink in the Fog by meggen033 (on 2. May 2024, 14:53) | 313 |  92 % | 
|  | Forbidden Idol by Gerhard1963 (on 10. November 2024, 13:38) | 313 |  93 % | 
|  | Fogu Dhabi by meggen033 (on 22. January 2025, 21:57) | 313 |  94 % | 
|  | Surrounded Bunker by Will Power (on 11. May 2022, 02:14) | 312 |  90 % | 
|  | Dutch Flat Mates (German Whispers) by Flinty (on 1. November 2023, 11:30) | 312 |  96 % | 
|  | Zip-a-Dee-Doo-Dah (Zipper Lines) by gdc (on 7. November 2023, 18:45) | 312 |  93 % | 
|  | Round Up the Usual Suspects by Will Power (on 10. July 2024, 05:00) | 312 |  92 % |