As we read on the website of Zespół Szkolno-Przedszkolny w Trzebieniu:
Due to a confirmed case of COVID-19 among school staff, the group of 3- and 4-year-olds, as well as the second- and fourth-grade classes together with their parents, are in quarantine. The remaining classes are having lessons according to schedule.
The school adds:
All decisions are made in consultation with Sanepid and the governing authority.