100
3d
book
building
collection
computer
diploma
education
exam
examination
graduation
graphic
icons
illustration
isometric
knowledge
lay
learning
leisure
lesson
library
magnifying glass
news
notebook
paper
pen
pencil
professional
professor
profile
read
reading
register
report
scholar
school
school house
set
skill
student
subject
symbol
teach
teacher
test
university
verification
verify
writing