Closeup photo of clean white table with dark green room in background.
Palabras clave
blackboard,
school,
board,
blackboard,
education,
chalk,
blank,
green,
frame,
classroom,
empty,
class,
illustration,
vector,
wood,
texture,
lesson,
message,
write,
concept,
instructing,
black,
learning,
space,
wooden
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