Opened book and green tick mark.
Schlüsselwörter
three-dimensional,
research,
accept,
agree,
agreements,
approve,
approved,
blank,
book,
buttons,
check,
checkbox,
checklist,
checkmark,
choice,
choose,
copy,
cover,
culture,
datum,
education,
empty,
green,
icon,
information,
intelligence,
cognition,
learning,
library,
literature,
mark,
ok,
positive,
read,
reading,
school,
science,
stack,
study,
studying,
success,
test,
textbook,
tick,
university,
vote,
wisdom,
yes
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