Keywords
1, 10-13 years, 12-13 years, boy, boys only, brown-haired, casual wear, chemical, chemistry, child, childhood, children only, clothing, color, colour, dark-haired, differential focus, education, european, experiment, focus, focus on the center, gripping, hair, hair colour, hair length, hair of the head, hairstyle, high up, holding, horizontal, indoor, institution of education, laboratory, laboratory equipment, liquid, male, material, medium long hair, mid section, natural science, number, object, one boy only, one child only, outerwear, part of, pedagogics, person, photograph, protective wear, pupil school, research, research establishment, safety goggles, science, seeing, single person, studio shot, test tube, test tube rack, touching, waist up, yellow, 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, 2810017