Τρία παιδιά σε λευκό παλτό κάνει χημική πείραμα στο εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Three kids in white coats making chemical experiment in laboratory

Three smiling kids in lab coats making experiment in chemical laboratory

Three happy kids in white coats making chemical experiment in laboratory

Smiling little boys in lab coats making experiment in chemical laboratory

Concentrated boy and girl holding test tubes with reagents in chemical lab

Cute little boy in lab coat near flasks and test tubes smiling at camera

Three kids in chemical laboratory making notes and using microscope and calculator

Happy little boys holding flasks with reagents in chemical lab