academic
arm raised
bench
book
boy
casual clothing
caucasian
chair
child
childhood
chinese
class
classmates
classroom
cute
development
early learning
education
elementary
elementary school
female
focus shot
girl
indoors
knowledge
learn
learning
lesson
looking away
male
mixedrace
multiethnic group
preschool
school
schoolchild
sitting
smiling
studying
thinking
thoughtful