Black dirty chalkboard background
Palabras clave
background,
blackboard,
chalk,
university,
board,
surface,
advertisement,
wiped,
billboard,
smudged,
blank,
teacher,
erase,
study,
advert,
write,
classroom,
blackboard,
reminder,
black,
lesson,
handwriting,
class,
learn,
bulletin,
primary,
texture,
exam,
advertisement,
text,
student,
childhood,
school,
instructing,
education,
draw,
cognition,
information,
remember,
grunge,
college,
advertising,
space,
lecture,
note,
message
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