Keywords
16 to 17 years, 50 to 54 years, 50 to 59 years, achievement, adolescence, adolescent, adult, aspiration, authority, blur, bold, book, boy, caucasian ethnicity, chair, child, childhood, class, classroom, communicating, communication, confidence, cooperation, cooperative, day, desk, differential focus, discovery, discussing, document, educate, educating, education, enjoyment, enthusiasm, facial expression, female, focus, focus techniques, four people, fulfillment, furnishing, girl, good mood, group, group of people, growth, happiness, high school, high school student, holding, idea, indoors, intelligence, interaction, juvenile, knowledge, labor, lad, learning, lesson, male, man, mature adult, mature man, monitoring, networking, note, notebook, nurturing, older, pad, pen, pleasure, popular culture, puberty, pupil, respect, saying, school, school student, school uniform, schoolboy, schoolgirl, schoolwork, seat, shirt and tie, side view, sitting, small group of people, smart, smart clothing, smiling, stationery, student, studying, success, synergy, talking, teacher, teaching, team, teamwork, teenage boy, teenage girl, teenager, three quarter length, uniform, view, view point, white, window, work, workbook, working, writing instrument, young, youngster, youth, youth culture, 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, u30746848