15 years
16 years
17 years
academic
back to college
beautiful
boy
casual
caucasian
class
classmate
classroom
college
concentration
desk
education
exam
female
girl
group
happy
high
high school
highschool
indoors
knowledge
laptop
learn
learning
lesson
library
male
people
person
pupil
school
schoolboy
schoolgirl
sitting
smile
student
study
studying
teen
teenage
teenager
together
working
young