20s
academic
back to school
behavior
bold
boy
career
caucasian
chair
chalkboard
child
childhood
chinese
class
classmates
classroom
cute
desk
development
early learning
education
elementary
elementary school
female
girl
holding
job
knowledge
learn
learning
lesson
male
misbehaving
mischief
mixedrace
naughty
occupation
paper airplane
portrait
profession
pupil
school
schoolchild
sitting
teacher
teaching
throwing
turning
woman
young adult