Μαθητής στο εργαστήριο λευκό παλτό λήψη σημειώσεων κατά τη διάρκεια επιστημονικού πειράματος - Φωτογραφίες & Εικόνες Αρχείου

Preteen schoolboy in white lab coat using microscope

Little boy in lab coat looking through microscope

Girl at eye doctor

Little boy in white coat using microscope in chemical laboratory

Little girl in uniform sitting at the microscope and playing doctor, playroom. Kid plays medicine worker in imaginary hospital lab, profession learning, childish dream

Boy in the lab looking through a microscope

Schoolboy in white lab coat taking notes during scientific experiment

Schoolboy in lab coat using microscope and making notes

Schoolgirl in lab coat using microscope in laboratory

Little kids looking through microscope in science class

Curly schoolboy studying with tubes in chemical laboratory

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

Curly schoolboy in protective goggles looking at flasks and tubes

Close up view of bottle with reagent and clipboard

Relaxed little boy sitting in sink in science laboratory