Μαθητής σε προστατευτικά γυαλιά λήψη σημειώσεων σε χημικό εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Schoolgirl in protective goggles looking at test tubes in lab

Girl scientist in lab coat writing in clipboard and smiling at camera

Schoolboy in goggles holding flask in chemical lab, science student concept

Girl during scientific chemistry experiment making notes close to table with tubes. Schoolgirl with chemical equipment on school lesson

Education, science, chemistry and children concept - kids or students with test tube making experiment at school laboratory

Education, science and children concept - girl in goggles with test tube studying chemistry at school laboratory

Education, science, chemistry and children concept - kids or students with test tube making experiment at school laboratory

Scientist with test tubes and flasks conducting an experiment in a science lab

Schoolboy in lab coat using microscope and making notes

Curly schoolboy in protective goggles looking at flasks and tubes

Schoolgirl in protective goggles looking at test tubes in lab

Schoolgirl holding flask with chemical sample while sitting in lab

Schoolchildren in lab coats making experiment with test tubes in chemical laboratory

Kids in protective glasses and lab coats making experiment in chemical laboratory

Little girl wearing lab coat and protective glasses holding flask with blue reagent

Little girl wearing lab coat and protective glasses holding flask with green reagent

Little boy sitting in sink in science laboratory and holding test tubes with reagents

Schoolgirl in protective goggles holding flask with chemical sample