Alarm clock with books on white background.
Palabras clave
clock,
school,
education,
time,
learning,
alarm,
white,
background,
isolated,
stack,
back,
book,
paper,
watch,
library,
deadline,
book,
reading,
collection,
cover,
information,
page,
heap,
research,
literature,
wisdom,
hardcover,
bell,
nobody,
study,
pile,
cognition,
instructing,
awakening,
student,
college,
university
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