1. Sudoku Level 3-5 (2007-07-04)
2. Listen ever earlier – and plan! (2007-10-02)
3. Basic Rights and Freedom of the Press (2007-11-03)
4. Lethal Numbers 1 (2007-11-14)
5. Links of the Week (2008/01) (2008-01-05)
6. “On the trail of afterlife” – or not (2008-05-09)
7. Free VIP vacation!* (2008-07-18)
8. Stillstand = Stagnation (2008-07-26)
9. “Das Geheimnis der Zauberhände” (2008-07-29)
10. “Gesund durch Kunst” (2008-08-07)
11. “Animal telepathy. Humbug or reality?” (2008-08-22)
12. Links of the Week (2008/45) (2008-11-09)
13. Video of the Week (2010/47) (2010-11-28)
14. Videos of the Week (2011/34) (2011-08-28)
15. Projekt 52: Cover Picture (2012-02-02)