Ключевые слова: academic, african ethnicity, asian, asian ethnicity, assistance, beaker, black, boy, boys, caucasian, caucasian ethnicity, chemistry, child, childhood, class, classroom, cute, development, doing science, education, elementary, elementary school, experiment, explaining, female, girl, girls, holding, knowledge, learn, learning, lesson, male, medium group of people, microscope, mixedrace, mixedrace person, pupil, safety goggles, school, schoolchild, science, smiling, tablet, teaching, test tube, woman, young adult, young women,