addict
addiction
addictive
asian
boy
child
china
chinese
classmates
concentration
digital
east asia
education
elementary
face
facial expression
focused
friends
gaming
grade
group
hong kong
ipad
japan
japanese
kid
korea
korean
learning
little
looking
male
oriental
people
person
playing game
primary
pupil
school
schoolboy
schoolchild
schoolkid
serious
seriousness
singapore
singaporean
student
tablet computer
taiwan
taiwanese
using
watching video
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