Usmívající se malí chlapci v laboratoři překryje provedení experimentu v chemické laboratoři - Stock fotografie a obrázky

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

Happy little boys holding flasks with reagents in chemical lab

Three smiling kids in lab coats making experiment in chemical laboratory

Cute little boy in lab coat near flasks and test tubes smiling at camera

Concentrated little kids in lab coats making experiment in chemical laboratory

Three kids in white coats making chemical experiment in laboratory

Three happy kids in white coats making chemical experiment in laboratory

Three kids in white coats making chemical experiment in laboratory

Excited little girl in lab coat making experiment in chemical laboratory

Little girl in white coat standing at the table with chemical samples in laboratory

Concentrated little girl in lab coat making experiment in chemical laboratory

Little girl in white coat standing at the table with chemical samples in laboratory

Little girl making notes and smiling at camera in chemical laboratory

Excited little girl looking at test tube with reagent in chemical lab

Happy little girl showing test tube with reagent and smiling at camera

Happy little girl holding test tubes with chemical samples

Smiling little girl in protective eyewear making experiment in chemical lab