Crane up of a professor leading a student study group about math and science in a high school or college classroom - slow motion
Three college or high school students all start using their cell phones at the same time in a classroom
College students in school uniform preparing for the beginning of the lesson. High school students in the classroom
Student engaging in discussion with teacher in a small classroom setting
Male teacher and three students all take out their mobile phones at the same time in a college or high school classroom
Teacher and three high school or college university students all using their mobile smart phones in a classroom - slow motion
Professor and three high school or college university students all take out and start using their mobile phones in a classroom to look up something on the internet
Three college or high school students learning math and science with a teacher in a classroom using pens, pencils, and paper notebooks in slow motion
Students working with teachers and assistants learning math and science in a college or high school classroom
Three Male High School Students Sitting Around Table In Classroom During Lesson
High School Students And Teacher In Classroom
Two college or high school students looking at a digital tablet together in a classroom while working on an assignment