academic
book
books
boy
class
classroom
college
concentrated
concentration
concerned
desk
education
exam
examination
exhausted
fatigue
focused
graduate
graduation
hardworking
homework
kid
learn
learning
lesson
preparation
preparing
primary
pupil
reading
revising
revision
school
schoolboy
science
secondary
sitting
student
study
studying
teen
teenager
textbook
textbooks
thinking
tired
trainee
training
unhappy
young