A young student writing on a chalkboard, practicing letters or numbers, with a look of concentration.
Palabras clave
back to school,
children,
school,
blackboard,
woman,
education,
boy,
children,
student,
people,
person,
classroom,
business,
smile,
board,
hand,
thinking,
chalk,
idea,
teacher,
learning,
face,
mathematic,
technology,
childhood,
concept
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