Keywords
13 to 15 years, achievement, adolescence, adolescent, analyzing, anatomy, black hair, blond, blue, blues, blur, brunette, bun, cartography, caucasian ethnicity, chemistry, child, class, classroom, close, close-up, color, companion, concentration, copy space, curiosity, dark hair, day, demonstration, detail, development, differential focus, diversity, educate, educating, education, ethnic, examination, experiment, eyewear, facial expression, fair, female, focus, focus techniques, friendship, front, front view, fulfillment, girl, goggles, guardian, hair, hair bun, hair color, hairstyle, hand, head and shoulders, headshot, health-and-safety, high school, holding, idea, independence, indoors, inspecting, intrigue, juvenile, knowledge, lab coat, laboratory, learning, liquid, long hair, looking, map, mix, mixed, mixed race, mixed race ethnicity, multi ethnic, multi-ethnic, multi-ethnic group, only teenage girls, only teenagers, paying attention, plait, ponytail, practising, protection, protective clothing, puberty, pupil, research, safety goggles, school, school student, schoolgirl, science, science collection, scrutiny, sharing, smiling, student, studying, success, teenage girl, teenager, test, test tube, tests, trust, two people, view, view point, white, yellow, young, youngster, youth, youthful, youths, 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, u11141327