Молодий хлопчик думає про щось, сидячи на стільці поруч з порожньою дошкою - Стокове фото та зображення

Rear view of businesswoman looking at chalkboard

Rear view of businesswoman looking at chalkboard

Woman with chalk board

Rear view of businesswoman looking at chalkboard

Photo of abstract grunge shabby interior with school blackboard and single chair

Rear view of the man who is going to write something on the black chalkboard. Wooden floor and concrete wall. A concept of the beginning of new academic year. A class room.

Businessman looking and thinking front of a brick wall with empty chalkboard .

Female high school student reading a book while standing near an empty chalkboard for advertisement, shot with grey wall background

Hand writing on a blackboard with some chalk

Blonde boy writes on chalkboard

A girl is so depressed to memorize all the formulas

A businessman is admiring a white wall.

Hands starting to write on chalkboard

Girl sleeps in the water

A hand holding a hairdryer with neutral background

A student is sleeping over her books.