Blank Chalkboard
Palabras clave
education,
chalk,
blank,
blackboard,
school,
blackboard,
board,
white,
space,
background,
texture,
empty,
class,
learning,
billboard,
teaching,
classroom,
write,
copy space,
lesson,
primary,
dirty,
study,
used,
concept,
scratch,
copy space,
blackboard,
black
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