Ενθουσιασμένοι παιδιά για τα παλτά εργαστηρίων και προστατευτικά γυαλιά κάνει πείραμα σε χημικό 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 kids in white coats making chemical experiment in laboratory

Smiling little boys in lab coats making experiment in chemical laboratory

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

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

Happy boy and girl holding flasks with reagents in chemical lab

Three happy kids in white coats making chemical experiment in laboratory

Cute little boy in lab coat holding flasks with reagents and smiling at camera

Smiling little boy in eyeglasses holding flasks with reagents while making experiment in lab

Smiling little boy in eyeglasses making experiment in chemical lab

Little boy in chemical laboratory choosing reagents in test tubes

Little boy in lab coat holding flask with reagent in chemical laboratory

Little boy in chemical laboratory choosing reagents in test tubes

Surprised little boy in white coat holding test tube with reagent in chemical lab

Little boy in white coat using microscope in chemical laboratory

Adorable little girl showing thumb up sign and smiling at camera