20s
academic
answer
attending
attention
blue
caucasian
class
classmates
classroom
college
college student
computer graphic
confidence
course
digital
digitally generated
education
explaining
female
girl
group
hand
higher education
intelligent
knowledge
learn
learning
lecturer
lesson
male
man
occupation
professional
professor
question
raising
school
sitting
standing
student
students
study
studying
teacher
teaching
team
teenager
together
university
university student
vignette
woman
working
young adult