Opgewonden schoolmeisje in rook na chemische experiment in scool lab - Stockfoto’s en -afbeeldingen

Excited schoolgirl in fume after chemical experiment in scool lab

Schoolgirl in chemistry lab in white gown pointing at formula on blackboard near table with reagents

Little smarl girl in white gown in chemistry lab doing an experiment

Excited schoolgirl in fume after chemical experiment in scool lab

Little smarl girl in white gown in chemistry lab doing an experiment

Schoolgirl in chemistry lab in white gown pointing at formula on blackboard near table with reagents

Schoolgirl in white gown doing experiments with liquids in chemistry lab

Schoolgirl in white gown doing experiments with liquids in chemistry lab

Excited schoolgirl in fume after chemical experiment in scool lab

Two schoolchildren in white gowns watching chemical experiment in lab

Three excited funny children after chemical experiment in lab

Pop-eyed funny boy after chemical experiment in chemistry lab with fume

Excited schoolgirl in fume after chemical experiment in scool lab

Schoolboy in chemistry lab got an idea practising experiments

Two little students on chemistry lesson in lab doing an experiment

Schoolboy in chemistry lab got an idea practising experiments

Schoolgirl in white gown doing experiments with liquids in chemistry lab

Little schoolgirl in white gown looking through magnifier on reagents in chemistry lab