Estudiante sonriente escribiendo en pizarra en un retrato de cerca - Foto e imágenes de stock

Laughing woman pointing at something while presenting on the board

Young woman standing in profile writing with chalk on a blackboard in a classroom

Smiling female teacher holding a chalk and writing on the blackboard

Female teacher writing on blank chalkboard in a close up side view with copy space

Young smiling red-haired woman writing with chalk on blackboard in classroom

Young teacher beside blackboard in classroom

Young smiling woman looking up on chalkboard

Attractive teacher asking question of a student pointing with her hand and smiling as she writes on a blank chalkboard

Pretty young teacher or student writing on a blank green chalk board with a smile

Portrait of young female student adjusting chalkboard in classroom

Pretty young female student leaning against the blackboard with chalk in her hands thinking about the answer to the mathematical equation on the board

Woman using smartphone to calculate radical while writing on blackboard in classroom

Female teacher writing on blackboard in classroom

Pretty young woman student or teacher writing on a blank green blackboard with a piece of chalk turning to look at the camera

Young woman using smartphone while writing on blackboard in classroom

Portrait of instructor writing on the green board

Portrait of a blonde young woman writing on chalkboard