Keywords
blackboard, caucasian, chalk, chalkboard, close up, close-up, color, color image, colour, copy space, education, educator, female, front view, glad, happy, hold, holding, indoors, inside, learning, looking at camera, negative space, one, one person, only women, people, person, photography, physics, portrait, portraiture, pupil, relativity, smile, smiling, student, teacher, theory, twenty, vertical, waist up, waist-up, western european, white space, woman, write, writing, young adult, 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, u13222646