810 year old
book
books
boy
caucasian
child
class
classroom
college
concentrating
concentration
desk
education
european
exam
girl
group
group together
independed reading
indoors
knowledge
learning
lesson
library
literate
literature
person
pupils
reading
school
schoolboy
schoolchildren
schoolgirl
sitting
student
study
studying
teaching
teen
teenage
teenager
textbook
together
tutorial