Keywords
18-19 years, 20's, 20-24 years, 20-25, 20-30, 20s, 25-30, 40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, accomplishment, achievement, adult, advisor, african-american ethnicity, atom, bliss, caucasian, cheerful, chemistry, class, classmate, classroom, college, color, color image, colour, confidence, confident, cooperation, delight, delighted, education, educator, enjoyment, examining, fellow, female, fifties, fifty, focus on foreground, forties, forty, front view, gaiety, gal, gentleman, glad, gleeful, goal, gratifying, group, guy, happy, head & shoulders, head and shoulders, hispanic, horizontal, human, human being, indoor, indoors, information, inside, instruction, intelligence, jolly, joy, knowledge, lady, latin, latin american, latin american and hispanic ethnicity, learning, lighthearted, looking at camera, male, man, mature adult, mature women, medium group of people, mentor, merry, mid life, middle age, middle aged, middle-age, middle-aged, mixed race person, model, molecular model, molecule, multi-ethnic group, multicultural, multiculturalism, particle, people, person, photography, pleasing, pleasure, portrait, portraiture, posing, professor, pupil, rejoicing, satisfaction, school, schoolmate, schoolroom, science, seated, sitting, smile, smiling, student, studying, success, teacher, teaching, team, teamwork, tutor, tutoring, twenties, twenty, western european, wisdom, woman, women, young adult, young men, young women, 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, blm016438