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 | |
|---|---|---|---|
 | Minimax sudoku by Richard (on 3. September 2010, 12:00) | 121 |  91 % |
| Pentomino Minesweeper II by Richard (on 27. August 2010, 12:00) | 93 | 87 % |
| Hurra für Eisbär! by Richard (on 25. August 2010, 00:00) | 88 | 86 % |
| Maximin Sudoku 1 by Richard (on 20. August 2010, 12:00) | 112 |  92 % |
| Maximin Sudoku 2 by Richard (on 20. August 2010, 12:00) | 85 |  88 % |
| Gefüllter Rundweg II by Richard (on 13. August 2010, 12:00) | 69 | 87 % |
| Twin Killer IV (B) by Richard (on 6. August 2010, 12:00) | 75 | 94 % |
| Twin Killer IV (A) by Richard (on 30. July 2010, 12:00) | 119 | 93 % |
| ...Steigendes Sudoku I by Richard (on 23. July 2010, 12:00) | 196 |  88 % |
| ...Steigendes Sudoku II by Richard (on 23. July 2010, 12:00) | 79 | 90 % |
| Kombi-sudoku: Renban & Hochhäuser II by Richard (on 16. July 2010, 12:00) | 96 | 93 % |
| 2x3 / 3x2 Zwilling by Richard (on 10. July 2010, 18:00) | 122 | 76 % |
| Niedrige Sudoku Einstieg by Richard (on 9. July 2010, 12:00) | 514 | 77 % |
| Niedrige Chaos Sudoku by Richard (on 9. July 2010, 12:00) | 100 | 90 % |
| Kombi-sudoku: Renban & Hochhäuser by Richard (on 2. July 2010, 12:00) | 117 | 91 % |
| Renban Killer II by Richard (on 25. June 2010, 12:00) | 82 | 91 % |
| Zwilling Pünktchen 2 by Richard (on 18. June 2010, 12:00) | 72 | 94 % |
| Zwilling Pünktchen I by Richard (on 11. June 2010, 12:00) | 127 | 80 % |
| Hochhäuser mit Gebietssumme III by Richard (on 4. June 2010, 12:00) | 111 | 87 % |
| Hochhäuser mit Gebietssumme I by Richard (on 28. May 2010, 12:00) | 202 | 89 % |
