Richard
Richard is one of the most productive authors in the puzzle portal. His specialty are Sudoku variants and ABCtjes, but he also likes using Pentominoes in his puzzles. Richards puzzles are very popular: almost all of his puzzles are rated above 80%, and they cover the whole difficulty range. Enjoy Richard's puzzle creations!
| Description | solved | Rating | |
|---|---|---|---|
 | June Pentomino Month (1) - Pentomino Yajilin by Richard (on 7. June 2013, 12:00) | 87 |  96 % |
| May XL-Month (5) - Blackout Domino by Richard (on 31. May 2013, 12:00) | 58 |  96 % |
| May XL-Month (4) - Battleships Masyu by Richard (on 24. May 2013, 12:00) | 68 | 91 % |
| May XL-Month (3) - Regional Yajilin by Richard (on 17. May 2013, 12:00) | 85 | 93 % |
| May XL-Month (2) - Capsules by Richard (on 10. May 2013, 12:00) | 92 | 88 % |
| May XL-Month (1) - Filled Loop by Richard (on 3. May 2013, 12:00) | 64 | 88 % |
| Pentomino in the Box by Richard (on 26. April 2013, 12:00) | 76 | 91 % |
| Kleiner Little Killer Killer by Richard (on 19. April 2013, 12:00) | 83 | 92 % |
| Japanische Summenpentominos by Richard (on 12. April 2013, 12:00) | 185 |  90 % |
| Killer Skyscrapers by Richard (on 5. April 2013, 12:00) | 119 |  91 % |
| Blackout Domino (2) by Richard (on 29. March 2013, 12:00) | 87 | 91 % |
| LMI-Überbleibsel - Rank Killer by Richard (on 22. March 2013, 12:00) | 98 | 93 % |
| LMI-Überbleibsel - Perfect Squares Sudoku by Richard (on 17. March 2013, 12:00) | 111 | 87 % |
| LMI-Überbleibsel - Hot/Cold Thermometer Sudoku by Richard (on 15. March 2013, 12:00) | 108 | 87 % |
| LMI-Überbleibsel - Shaken Clones Sudoku by Richard (on 15. March 2013, 12:00) | 111 | 87 % |
| Yajilin by Richard (on 8. March 2013, 12:00) | 133 | 89 % |
| Magiequadrat by Richard (on 1. March 2013, 12:00) | 127 | 81 % |
| Frame sudoku 1~9 by Richard (on 22. February 2013, 12:00) | 102 | 95 % |
| Sum sandwich sudoku by Richard (on 15. February 2013, 12:00) | 91 | 88 % |
| Gefüllter Rundweg IV by Richard (on 8. February 2013, 12:00) | 97 | 94 % |
