Classrooms, schoolboys, lessons, write,
Size: 3744px × 5616px
Photo credit: © Norbert Kramer / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 4, boy, child, class, classrooms, concentration, elementary, learn, lessons, model, people, pisa, primary, pupil, release, school, schoolboys, score, study, write