İlköğretim fen dersinde kimya deneyi yapan ve bileşenleri kaşıkla ölçen kirli yüzlü gözlüklü bir okul çocuğu. Laboratuvarda zeki bir öğrenci. - Stok Fotoğraf ve Görsel

School boy wearing protection glasses with dirty face doing chemistry experiment with chemical liquids in elementary science class. Clever pupil analyzing results of test in lab

School boy doing chemistry experiment measuring chemical liquids in elementary science class. Clever pupil analyzing results of test in lab

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

School boy wearing protection glasses with dirty face doing chemistry experiment in elementary science class. and measuring colorful liquids Clever pupil in lab

School boy wearing protection glasses with dirty face doing chemistry experiment in elementary science class. and measuring colorful liquids Clever pupil in lab

School boy wearing protection glasses with dirty face doing chemistry experiment in elementary science class. Clever pupil in lab

School boy wearing protection glasses with dirty face doing chemistry experiment in elementary science class. Clever pupil in lab

School boy wearing protection glasses with dirty face doing chemistry experiment in elementary science class. and measuring colorful liquids Clever pupil in lab

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

Girl doing scientific chemistry experiment wearing protection glasses. Schoolgirl with equipment and chemical liquids on school lesson

Girl doing scientific chemistry experiment wearing protection glasses. Schoolgirl with equipment and chemical liquids on school lesson

Girl during scientific chemistry experiment making notes close to table with tubes. 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

Schoolboy gown and gloves watching chemical experiment in tube in chemistry lab

Smart girl doing scientific chemistry experiment wearing protection glasses, and add liquid to bottle with title danger. 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