Uczennica patrząca przez mikroskop i jej koledzy z klasy na lekcji chemii - Zdjęcie stockowe & obraz

Smart pupils making experiment in chemistry class

Smart pupils making experiment in chemistry class

Schoolgirl looking through microscope and her classmates at chemistry class

Smart pupils making experiment in chemistry class

Schoolgirl making experiment with teacher and pupils in chemistry class

Smart pupils making experiment at table in chemistry class

Teacher and pupils at chemistry lesson in classroom

Children doing chemical research in laboratory. Dangerous experiment

Children doing chemical research in laboratory. Dangerous experiment

Schoolgirl with microscope at table in chemistry class

Smart pupils making experiment at table in chemistry class

Children doing chemical research in laboratory. Dangerous experiment