20s
academic
back to school
boy
career
caucasian
chalk
chalkboard
cheerful
child
childhood
class
classroom
cute
desk
development
early learning
education
elementary
elementary school
female
girl
happy
indoors
job
knowledge
learn
learning
male
mixedrace
occupation
profession
pupil
school
schoolchild
sitting
smiling
teacher
teaching
woman
young adult