Since 1.1.2023 the International Office of TUL doesn´t fund participation of Czech students of Bachelor and Master programmes in summer schools in European countries.
Nevertheless, it is possible to participate in summer schools. For more detailed information and conditions, please contact the faculty coordinators (study department).
You can use different databases to choose a summer school, e.g.:
http://www.summerschoolsineurope.eu/
https://www.academiccourses.com/Summer-courses/Europe/