Midsection cropped shot of unrecognizable instructor speaking about firearm basics using machine pistol and showing its parts during class in military academy
Vertical of Caucasian military instructor showing machine pistol and explaining its elements during class in service academy
Medium full shot of Caucasian military instructor explaining to female African American cadet how to use tactical vest during training class in service academy
Full medium shot of military instructor helping to put on tactical vests to diverse cadets during training class in service academy
Vertical of professor explaining shooting tactics using workbook during class in military college
Chest up of bald Caucasian military officer in shirt explaining tactical strategy drawing on whiteboard during class in academy
Full medium tracking shot of military inspector supervising cadets and helping them with guns and tactical vests during training class in academy
Waist up of Caucasian male teacher holding light aircraft model in hands while explaining its work and mechanism to students in engineering class
Vertical of military professor drawing tactical strategy on whiteboard during class in military academy
Back view of unrecognizable diverse cadets listening to Caucasian military instructor showing machine pistol and explaining its elements during class in service academy
Teacher explaining lesson to students during class in college, Law School, University of Havana, Cuba
Tilt up of Caucasian male teacher showing wood airplane handmade model to multiracial schoolchildren and explaining its work while giving class in engineering club at elementary school