adolescence
1516 years
1617 years
1718 years
american
behind
boy
caucasian
class
classroom
copybook
education
european
french
german
group
guy
high school
highschool
holding
indoor
intelligence
knowledge
learning
lesson
looking
looking at camera
male
person
portrait
posing
pupil
russian
school
schoolboy
schoolwork
smart
standing
student
studying
teen
teenager
young
young man
youth