Ключевые слова: bio, biological, biologist, biology, boy, child, childhood, class, concept, discovery, eco, education, elementary, girl, green, group, herb, indoors, junior, kid, knowledge, lab, laboratory, learning, lesson, modern, organic, people, person, plant, preteen, primary, pupil, research, researching, school, schoolboy, schoolgirl, science, scientific, scientist, sprout, stem, student, study, studying, teacher, woman, young,