Keywords
20's, 20-25, 20-30, 20s, 25-29 years, 25-30, adult, algebra, america, american, americas, authentic, authenticity, blackboard, brown hair, brunette, casual clothing, caucasian, chalk, chalk board, chalkboard, class, classroom, college, college student, color, color image, colour, commitment, concentrating, concentration, confusion, copy space, dedication, determination, east, east coast, education, equation, fellow, focus, focusing, focussing, fortitude, front view, gentleman, guy, hair, high school, high school student, high-school, highschool, horizontal, human, human being, indoor, indoors, information, inside, instructing, intelligence, issue, kingston, knowledge, learning, lesson, looking at camera, male, man, math, math class, mathematics, motivation, negative space, new york, north america, ny, one, one person, people, persistence, person, photography, portrait, portraiture, posing, problem, problem solving, pupil, real people, resolution, resolving, school, schoolboy, schoolroom, science, science fair, short, short hair, shrugging, solving, standing, student, studying, three quarter length, three-quarter length, tuition, twenties, twenty, u.s, u.s.a, uncertainty, united states, united states of america, us, usa, western european, white space, wisdom, young adult, young men, youth, 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, bld170460