| June 2020 | |
| 07 | List of courses + cancellations updated |
| May 2020 | |
| 27 | List of courses + cancellations updated |
| April 2020 | |
| 29 | List of courses + cancellations updated |
| February 2020 | |
| 6 - 8 | 15th international meeting PANat teachers in Prague |
| January 2020 | |
| 27 | List of courses updated |
| August 2018 | |
| 8 | Google Analytics anonymized according to GDPR |