Una estudiante sonriente parada frente a la pizarra y respondiendo a la pregunta. Disparo profesional en Lumix GH4 con alta resolución 4K. Usted puede utilizarlo por ejemplo en su escuela, educación, comercial - Foto e imagen de stock

St. Petersburg, Russia - June 10, 2018: Spanish teacher, young attractive girl at the blackboard explains the learning material to students.

St. Petersburg, Russia - June 10, 2018: Spanish language lesson at State University. The teacher is a young attractive slender woman with glasses with chalk in her hands.

Best educators remember the importance of being lifelong learners. Students have weakness in certain subjects. Students campus education knowledge concept. Students sitting together at table

Female teacher with wooden pointer holding glasses and explaining mathematical equations in classroom

Teacher Standing In Front Of Class Asking Question and smiling . Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education, commercial video, business

Pretty teacher talking to the pupils in classroom. Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education, commercial video, business, presentation

Teacher writing on the blackboard . Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education, commercial video, business, presentation, broadcastc video

Pretty smiling young female college student writing on the blackboard during a chemistry class. Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education

Teacher with book dictates in classroom at school. Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education, commercial video, business, presentation

Student writing chemical symbol on blackboard. Professional shot on Lumix GH4 in with high 4K resolution. You can use it e.g in your school, education, commercial video, business, presentation