asian
assignment
bar chart
beautiful
blackboard
book
brain
bright
bulb
chalkboard
chinese
class
classroom
clever
concept
doodle
drawn
education
electric
exam
female
formula
glasses
graph
happy
homework
idea
illumination
illustration
indonesian
inspiration
japanese
lamp
learning
light
lit
nerd
research
school
shape
sketch
smiling
solution
student
study
success
teacher
test
woman
written