Ключевые слова: amusing, background, biology, boy, chemistry, child, childhood, children, class, classroom, concept, desk, discovery, diy, education, elearning, equipment, experiment, girl, global, group, invention, kid, lab, laboratory, learning, lesson, looking, microscope, modern, person, problem, reagent, research, school, science, scientist, stem, student, study, teacher, technology, teenager, test, tube,