alone

app

application

author

book

break

browsing

calculator

casual

cell

cellphone

cheat

college

counting

doing

education

exam

exercisebook

gadget

hands

holding

homework

indoors

internet

learning

library

math

mobile

notebook

notes

one

online

people

phone

pupil

school

screen

sheet

sitting

smartphone

student

studying

table

technology

teen

teenager

touching

woman

writing

young