hand writes with chalk on a blackboard background, free space, mock-up for design, blackboard in the classroom and teacher's hand with chalk
Palabras clave
chalk,
hand,
board,
school,
teacher,
blackboard,
blackboard,
background,
education,
concept,
class,
student,
instructing,
study,
write,
white,
empty,
blank,
holding,
message,
horizontal,
handwriting,
communication,
text,
green,
university,
copy,
space,
teaching,
billboard,
business,
copy space,
advertising,
learning,
closeup,
female,
woman,
texture,
learn,
cognition,
signs,
design,
closeup,
prof,
work,
formula,
pattern,
symbol,
college
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