ABC-tjes
ABCtjes are puzzles about a mapping between numbers and letters that the puzzler has to find out. Solution aids are words and the sum of the numbers that match the letters of the word. Many ABCtje in the portal refer to certain events like the the Olympic games, christmas, or easter. The first puzzle in the portal was an ABCtje.
| Description | solved | Rating | |
|---|---|---|---|
 | April ABCtjes Monat (3) - ABCtje mit und ohne X by Richard (on 20. April 2012, 12:00) | 36 |  92 % |
| April ABCtjes Monat (2) - Pünktchen-ABCtje by Richard (on 13. April 2012, 12:00) | 58 |  90 % |
| April ABCtjes Monat (1) - Mother of all ABCtjes by Richard (on 6. April 2012, 12:00) | 56 | 93 % |
| WPK ABCtje by Skinny Norris (on 30. November 2011, 11:10) | 93 |  71 % |
| Knapp daneben ABCtje für HansJo by Luigi (on 8. November 2011, 22:01) | 27 | 88 % |
| Hauptstädte Europas 2 by StefanSch (on 7. November 2011, 11:53) | 25 | 70 % |
| Hauptstädte Europas by StefanSch (on 4. November 2011, 13:11) | 22 |  63 % |
| ABZoo´tje by pin7guin (on 24. October 2011, 22:07) | 36 | 88 % |
| Verzwicktes ABCtje by ibag (on 23. October 2011, 09:42) | 21 | 93 % |
| Knapp daneben im Zoo by Luigi (on 10. October 2011, 11:51) | 22 | 84 % |
| Verflixtes ABCtje by ibag (on 28. September 2011, 16:55) | 38 | 95 % |
| Happy birthday, pin7guin by ibag (on 6. September 2011, 00:00) | 41 | 91 % |
| Kleine Sommerüberraschung, Teil 3: Tarncode by berni (on 22. August 2011, 10:00) | 115 | 74 % |
| Monats-ABCtje by ibag (on 3. August 2011, 17:35) | 51 | 86 % |
| ABC-tje auf der Rennbahn I by suse (on 3. August 2011, 15:47) | 47 | 78 % |
| ABC-tje: Guitar Heroes by Eisbär (on 18. May 2011, 20:50) | 43 | 86 % |
| ABCtje: Eurovision by Richard (on 13. May 2011, 12:00) | 50 | 88 % |
| Happy Birthday Richard by Luigi (on 23. February 2011, 10:09) | 46 | 90 % |
| Ein UNSICHTBARer Vogel? by pin7guin (on 24. November 2010, 06:00) | 95 | 84 % |
| Rätsel über Rätsel (4): ABCtje by uvo (on 14. October 2010, 23:37) | 81 | 83 % |
