Caucasian teacher answer smart boy question about chemistry and pointing science theory at blackboard. Smart highschool student hold test tube with liquid while talking to instructor. Edification.
Contributor: Summit Art Creations
ID : 845830710
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Keywords
laboratory, chemistry, education, science, person, learning, chemical, research, student, classroom, discovery, boy, indoor, horizontal, school, photo, liquid, study, elementary school, scientist, schoolgirl, scientific, biology, test, studying, chemist, lesson, tube, class, concentration, elementary, beaker, happiness, biotechnology, microscope, smart, cognition, cognition, teacher, analysis, analysing, laboratory, pupil, intelligence, medicine, confidence, caucasian, teenageRelated items
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