Teacher with pupil making experiment at table in chemistry class, focus on hand - Stock Photo & Image

Teacher with pupil making experiment at table in chemistry class

Smart pupils making experiment in chemistry class

Teacher with pupil making experiment in chemistry class

Smart pupils making experiment in chemistry class

Smart pupils making experiment in chemistry class

Interesting chemistry. Serious thoughtful bearded man holding a chemical flask and looking at the liquid in it while showing the children an experiment

Children doing chemical research in laboratory. Dangerous experiment

Schoolchild making experiment at table in chemistry class, closeup

Teacher and pupils at chemistry lesson in classroom

Smart pupils making experiment in chemistry class

Schoolgirl holding conical flask at chemistry class, closeup

Children doing chemical research in laboratory. Dangerous experiment

Schoolgirl making experiment with teacher and pupils in chemistry class