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Worried for result. Cute pleasant teenage female student observing chemical reaction through the magnifying glass and looking slightly worried for its result
Kids in protective glasses and lab coats making experiment in chemical laboratory
Close up of a little red-haired girl in white uniform conducting chemical experiments in laboratory.Back to school concept.Young scientists.Natural sciences.Preschool and school education of children.
Schoolgirl in white coat making experiment with reagents in science laboratory
Schoolgirl holding flask with chemical sample while sitting in lab
Little girl wearing lab coat and protective glasses holding flask with green reagent
Surprised little red-haired girl in white uniform conducts chemical experiments in a laboratory.Back to school concept.Young scientists.Natural sciences.Preschool and school education of children.
Exchanging ideas. Two cheerful teenage boys having a chemistry class in the lab and discussing the chemical reaction going on in the flask in one of the boys hands
Cute little boy in lab coat holding test tube with reagent and smiling at camera
Cute little girl with microscope and varicolored flasks for chemistry
Little scientist in white coat holding magnifier in chemical lab, science school concept
Happy schoolboy with flasks in chemical lab, science school concept
Schoolboy in goggles holding flask in chemical lab, science student concept
Schoolboy with microscope and copybook in science laboratory, science lab kids concept
Excited schoolboy with flasks in chemical lab, science school concept
Cropped shot of little scientist with tweezers taking hair sample from boy in white coat sitting in science laboratory
Side view of shocked boy in white coat and protective glasses making experiment
Portrait of little boy in lab coat and protective glasses with chalkboard behind
Folder, tube with blue reagent and microscope on tabletop in chemical lab
