Μαθητών σε εργαστήριο στρώσεις κάθονται μαζί σε χημικό εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Schoolchildren in lab coats sitting together in chemical laboratory

Four kids in science laboratory wearing coats and standing at table

Children in white coats plays a scientists in lab by using equipment.

Four kids in science laboratory wearing coats and standing at table

Schoolchildren in lab coats studying together in chemical laboratory

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

Schoolchildren in lab coats studying together in chemical laboratory

Happy friends smiling. Children in white coats plays a scientists in lab by using equipment.

Close up view of bottle with reagent and clipboard

Scientists at chemical laboratory during work

A multiracial group of doctors in lab coats standing in a row smiling cheerfully

Scientists at chemical laboratory during work

Group of happy multiethnic classmates walking by school corridor

Scientists at chemical laboratory during work

Scientists at chemical laboratory during work

Scientists at chemical laboratory during work

Female scientist during work with microscope at modern biological laboratory