Crane up of three students having a discussion in a college or high school classroom
Two students whispering and talking to each other during a chemistry lecture in a high school, college or university classroom
A distracted male and female student talking to each other during a chemistry lecture in a high school or college classroom
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
Portrait Of High School Students Giving Each Other Piggybacks College Buildings
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
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
College student holding her robotic toy at robotics classroom at school.
A large group of students during the break communicate with each other in the classroom. Modern College students communicate