Keywords
16-17 years, 30's, 30-34 years, 30-35, 30-40, 30s, 35-40, 4, adult, african-american ethnicity, atom, boy, brown hair, brunette, caucasian, chatting, chemistry, child, class, classmate, classroom, color, color image, colour, communicating, communication, concept, conversation, conversing, counseling, dialog, dialogue, discussing, educating, education, educator, female, four, four people, gal, gesturing, girl, guidance, high school, high-school, highschool, holding, human, human being, implement, indoor, indoors, information, inside, instructing, instruction, intelligence, juvenile, kid, knowledge, lady, learning, lesson, mid adult, mid adult women, minor, model, molecule, motioning, multi-ethnic group, multicultural, multiculturalism, occupation, particle, pencil, people, person, photography, pointing, pupil, school, schoolmate, schoolroom, science, scientific, seated, sitting, speaking, standing, student, studying, talker, talking, teacher, teaching, teen, teenage, teenage boy, teenage boys, teenage girl, teenage girls, teenager, thirties, thirty, three quarter length, three-quarter length, tilt, tilting, together, togetherness, training, tuition, tutor, tutoring, vertical, waist up, waist-up, western european, wisdom, woman, women, writing instrument, young, youth, youthful, 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, bld202422