
Open Book of Knowledge
Open Book of Knowledge - Learning and Education Idea.
Category: Paper & Books
, Graphics
book
science
vector
icon
school
learn
teach
concept
idea
information
symbol
design
textbook
wisdom
study
discovery
element
illustration
education
art
knowledge
open
research
abstract
handbook
manual
reading
page
business
bookmark
shape
blank
sign
object
paper
literature
dictionary
letter
computer
color
imagination
isolated
white
publication
diary
learning
savant
wise
cognition
cognitive
method
pedagogy
teacher
professor
lecturer
kids
hand
child
classroom
student
preschool
background
lesson
arm
studying
green
schoolchild
blackboard
drawing
schoolchildren
collection
set
cartoon
pupil
board
bookinhand
schoolboy
young
elementary