Tracking shot of group of senior people having lesson in classroom or library and raising hands to answer teachers question
Tracking shot of group of retired people attending lesson or workshop in library and raising hands to answer teachers question
Group of retirees participating in a classroom discussion with a young teacher
Young teacher in glasses helping elderly students during library lesson
Tracking shot of unrecognizable teacher gesturing and talking to group of elderly people sitting at desks and raising hands to answer question during computer skills class
Side view of male teacher with beard standing before whiteboard and teaching computer skills to group of elderly people sitting at desks and raising hands to answer question
Selective focus shot of multi-ethnic students raising their hands to answer teachers question during lesson
Medium slowmo of multiethnic smart middle school pupils raising their hands to answer teacher questions having Chemistry lesson in modern classroom
Active work at school. Cute schoolgirl writing in copybook, raising hand and answering teacher's question during lesson
Curly haired Caucasian elementary school boy raising his hand to answer teacher question while having lesson with diverse classmates in classroom
Group of ethnically diverse migrant students sitting at table in classroom raising hands to answer teachers question
Group of elderly people typing codes on laptop computers and raising hands while having information technology lesson