Professional wooden-framed blackboard on a dark background, providing a sophisticated template for academic presentations or coaching."
Schlüsselwörter
blackboard,
blackboard,
education,
school,
classroom,
blank,
template,
green,
chalk,
eraser,
teaching,
academic,
learning,
back to school,
frame,
wood,
minimalist,
message,
announcement,
presentation,
background,
student,
teacher,
cognition,
study,
lecture,
training,
coaching,
seminar
Deutsch
