Portré, vidám tanárok és a lány diák tudósok, hogy kísérletet a lab - Stock fotó és kép

Portrait of cheerful teachers and girl student scientists making experiment in lab

Portrait of cheerful teachers and girl student scientists making experiment in lab

Smart boy and girl mixing liquids in flask while conducting chemical experiment in modern laboratory in school

Cheerful smart kids looking at camera and pointing up while having great idea while attending chemistry lesson in modern school

Adorable playful children showing tongues while standing near table with various liquid vials in science lab and looking at camera

Cute little kids in glasses and white shirts sitting at table with colorful test tubes and looking at camera in lab

Three excited funny children after chemical experiment in lab

Portrait of cheerful scientist showing laboratory tubes and looking to camera

Professional chemists in white coats inspecting test tube with reagent in lab

Portrait of smiling scientists in uniforms holding laboratory tubes

Professional chemists in white coats inspecting test tubes with reagents in lab

Smiling scientist holding molecular model in laboratory, focus on foreground

Young man scientist in eyeglasses holding flask with reagent and looking at camera

Portrait of smiling scientist showing laboratory tubes and looking to camera

Smiling man scientist in eyeglasses holding molecular model in lab