Keywords
ages, awe, boy, bubble, caucasian, chemistry, child, childhood, classroom, desk, education, emotion, ethnicity, excitement, experiment, female, girl, inside, intelligence, learning, lesson, liquid, looking, male, mixed race ethnicity, occupation, pointing, positive, primary school student, safety glasses, school, school student, science, sitting, smiling, someone, student, teamwork, test tube, three people, watching, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, is675-058, is675 058, is675058