Koncentrált kisgyerek Lab kabátok így kísérletet a kémiai laboratórium - Stock fotó és kép

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

Smiling little boys in lab coats making experiment in chemical laboratory

Boy and girl in lab coats looking at camera in chemical laboratory

Happy little boys holding flasks with reagents in chemical lab

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

Three smiling kids in lab coats making experiment in chemical laboratory

Three kids in white coats making chemical experiment in laboratory

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

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 chemical laboratory choosing reagents in test tubes

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

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

Little boy in white coat using microscope in chemical laboratory

Adorable little girl showing thumb up sign and smiling at camera