Keywords
14-15 years, 2, 30's, 30-34 years, 30-35, 30-40, 30s, 35-40, adult, african-american ethnicity, answer, atom, brown hair, brunette, challenge, challenging, chatting, chemistry, child, class, classroom, color, color image, colour, communicating, communication, concept, conversation, conversing, copy space, counseling, demanding, dialog, dialogue, discussing, educating, education, educator, female, gal, gesturing, girl, guidance, head & shoulders, head and shoulders, high school, high-school, highschool, holding, horizontal, human, human being, indoor, indoors, information, inside, instructing, instruction, intelligence, juvenile, kid, knowledge, lady, learning, lesson, marker, mid adult, mid adult women, minor, model, molecule, motioning, negative space, occupation, particle, people, person, photography, problem solving, pupil, resolving, result, school, schoolroom, science, scientific, signaling, solution, solving, speaking, standing, student, studying, talker, talking, teacher, teaching, teen, teenage, teenage girl, teenage girls, teenager, thirties, thirty, together, togetherness, training, tuition, tutor, tutoring, two, two people, waist up, waist-up, white space, whiteboard, wisdom, woman, women, 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, bld202378