Piccolo aiutante. Felice vigoroso ragazzo accattivante tenere stand con fiale mentre guarda la fotocamera e indossa camice da laboratorio - Foto e immagini stock

School boy wearing protection glasses doing chemistry experiment in elementary science class and mix components. Clever pupil in lab during test

Cheerful boy with goggles smiling near blurred test tubes and microscope

Chemistry lesson. Nice positive smart children looking at you and carrying chemical reagents while having a chemistry lesson

Best worker. Selective focus of vials filled with liquid while boys hand stretching to them

A lot of samples. Cute pleasant pleased girl carrying stand with vials while gazing at camera and posing on the blurred background

In the lab. Positive joyful young children smiling and looking at you while being in the chemical lab

Favourite science. Positive happy delighted girl smiling and holding flasks while being in the chemical lab

Funny science. Cute jolly gay girl working with liquid while posing at lab and grinning

This vial. Energetic adorable sweet girl taking vial in stand while staring at it and wearing lab coat

Vial with blue liquid. Selective focus of girls hand who touching vials filled with liquids which standing in stand

My experiment. Attractive nice cheerful girl using bulbs while posing near microscope and staring at camera

Successful experiment. Glad joyful pretty girl holding bulbs filled with reagents and smiling while looking at camera

Be here. Appealing cheerful nice girl taking vial while staring at it and grinning at lab

Scientific development. Handsome positive cheerful man smiling and looking at the test tube while working in the lab

Little experiment. Merry happy enthusiastic girl smiling while wearing lab coat and posing on the blurred background