Refresher training on wooden blocks with pencil and magnifying glass
Schlüsselwörter
wooden blocks,
crayons,
magnifying glass,
learning,
studying,
education,
teaching,
training,
study,
cognition,
business,
course,
school,
office,
white background,
yellow background,
minimal,
concept,
refresher,
skill,
improvement,
development,
self-improvement
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