Τα παιδιά για τα παλτά εργαστηρίων και προστατευτικά τζάμια κάνοντας πείραμα στο εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Kids in lab coats and protective glases making experiment in laboratory

Four kids in science laboratory wearing coats and standing at table

Four kids in science laboratory wearing coats and standing at table

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

Four kids wearing protective glasses in science laboratory

Four kids in science laboratory wearing coats and standing at table

Kids in protective glasses making experiment in laboratory

Standing by the table with test tubes. Children in white coats plays a scientists in lab by using equipment.

Close up view of bottle with reagent and clipboard

Beautiful little kids in school library

Schoolgirls chatting with their classmate during break at classroom

Schoolgirls writing with pencils while studying in library

Schoolboys walking through corridor while girls putting stuff in lockers

Smiling librarian looking at cute schoolchildren in library

Cute kids painting on paper with while lying on floor at home

Adorable schoolgirl looking back and talking to classmate

Beautiful little girls gossiping in class