Mądra dziewczyna robi eksperyment chemiczny nosząc okulary ochronne, trzymając butelkę i mierząc niebieski płyn. Uczennica ze sprzętem chemicznym na lekcjach szkolnych - Zdjęcie stockowe & obraz

Girl doing scientific chemistry experiment wearing protection glasses and measuring liquid. Schoolgirl with test equipment on school lesson

Smart girl doing scientific chemistry experiment wearing protection glasses, holding bottle and measuring blue liquid. Schoolgirl with chemical equipment on school lesson

Girl doing scientific chemistry experiment wearing protection glasses and measuring liquid. Schoolgirl with test equipment on school lesson

Smart girl during scientific chemistry experiment wearing protection glasses, holding tubes and measuring ingridients. Schoolgirl with chemical equipment on school lesson

Smart girl doing scientific chemistry experiment wearing protection glasses, holding bottle and measuring blue liquid. Schoolgirl with chemical equipment on school lesson

Smart girl during scientific chemistry experiment wearing protection glasses, holding tubes and measuring ingridients. Schoolgirl with chemical equipment on school lesson

Smart girl during scientific chemistry experiment wearing protection glasses, holding tubes and measuring ingridients. Schoolgirl with chemical equipment on school lesson

Smart girl doing scientific chemistry experiment wearing protection glasses. Preteen schoolgirl with equipment and chemical liquids on school lesson

A schoolgirl conducts experiments in a chemistry lesson. Girl pouring colored liquids from a beaker

Happy little girl with flasks for chemistry

Happy little girl with flasks for chemistry

Cute little girl with flasks for chemistry

Happy little girl with flasks for chemistry

Cute little girl with microscope and varicolored flasks for chemistry

Little girl with microscope and varicolored flasks for chemistry

School boy wearing protection glasses doing chemistry experiment in elementary science class. Clever pupil with tubes in lab during test

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

School boy wearing protection glasses doing chemistry experiment in elementary science class. Pupil with equipment tubes in lab