digital tablet
デジタルタブレット
abuse
alone
bad mood
boys
bullying
caucasian
communication
computer
connection
cyberbullying
cyberharassment
danger
depressed
depression
digital devices
dissatisfied
emotion
european
five people
friends
friendship
gadgets
girls
harassment
indoors
internet
laptop
loneliness
lonely
network
offended
online
problem
pupils
sadness
school
schoolboys
schoolchildren
schoolgirls
schoolkids
selective focus
smile
social media
teenagers
teens
typing
upset
wireless
worried