Keywords
2, 20's, 20-25, 20-30, 20s, 25-29 years, 25-30, 40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, adult, caucasian, class, classroom, college, color, color image, colour, concentrating, concentration, day, daylight, daytime, desk, dry erase marker, educating, education, educator, fellow, female, fifties, fifty, focus on foreground, forties, forty, furnishing, furniture, gal, gentleman, guy, hispanic, holding, horizontal, human, human being, indoor, indoors, inside, instructing, knowledge, lady, latin american, latin american and hispanic ethnicity, latino, learning, male, man, mature adult, mature men, mid life, middle age, middle aged, middle-age, middle-aged, multi-ethnic group, multicultural, multiculturalism, observing, occupation, people, person, photography, problem solving, professor, pupil, resolving, school, schoolroom, seated, serious, seriousness, sitting, solemn, solving, somber, standing, student, studying, teacher, teaching, three quarter length, three-quarter length, together, togetherness, tuition, twenties, twenty, two, two people, university, viewing, watching, western european, whiteboard, woman, women, work, working, writing, young adult, 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, blm027746