| No. | Content | Context | Time | Duration |
|---|---|---|---|---|
| 1 | Odyssey of the Mind | Creativity competition | 1995 | 7 years |
| 2 | American Football | Sports | 2000 | 10 yers |
| 3 | VW Kassel, devolpment programm | Professional education | 2013 | 1 year |
| 4 | VW Wolfsburg, educational programm Fakultaet73 | Professional education | 2019 | 1 year |