英文關鍵字
adult
animation
caucasian
change
chart
child
childhood
class
classroom
concept
design
development
digital
digitally
education
elementary
female
generated
girl
graph
graphic
growth
helping
illustration
kid
knowledge
learn
learning
male
man
mature
mixed-race
montage
moving
people
pointing
pupil
school
science
statistics
student
study
studying
teacher
teaching
three
together
writing