board
calculation
cartoon
character
class
classroom
college
digital
education
equipment
explaining
female
flat
geometry
girl
group
illustration
interactive
knowledge
lady
lecture
lesson
male
man
math
meeting
occupation
people
person
physics
presentation
profession
room
school
science
show
sitting
solution
stand
standing
student
study
style
teacher
technology
university
using
woman
writing
定額
Interactive whiteboard, smart board learning and presentation for university. Boy standing at touchscreen in front of classroom, explaining lesson for students. Vector flat style cartoon illustrationの素材 [FY310165104661]
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