Profesora mostrando ecuaciones en el aula - Foto e imagen de stock

Female professor pointing at equations to student in classroom

Teacher pointing at equations in classroom with student

Female lecturer standing in glasses and showing equations near student

Female professor pointing at chalkboard with equations during lesson

Female teacher standing in formalwear and looking at student in classroom

Selective focus of teacher showing something to student

Female teacher looking at young student in classroom with chalkboard on background

Positive teacher pointing at blurred chalkboard with math formulas near digital camera in school

Male teacher in formal wear wiping mathematical equations with sponge in classroom

Male teacher wiping mathematical equations with sponge from chalkboard in classroom

Male teacher sitting at desk, pointing finger in air and explaining equations in maths classroom

Male teacher in formal wear writing equation on chalkboard in maths class

Pensive male teacher in glasses sitting and using laptop at desk in classroom

Male teacher sitting at computer desk and drinking coffee in classroom

Smiling male teacher in glasses sitting at desk and showing laptop with blank screen in classroom

Beautiful young teacher writing with chalk on blackboard

Young african american teenager writing on white board