Teacher asks students math questions in school classroom
Unrecognizable female Math teacher wearing mask and eyeglasses giving Math lesson during quarantine
Teacher in school classroom giving lesson
Young Black male school teacher giving lesson to 6th grade students in IT classroom
Teacher giving recycle lesson in school classroom
Teacher giving recycle lesson in school classroom
Experienced professor teaching math to students in university classroom
Female teacher in hijab explaining formulas on flipchart in classroom while giving online math lesson via video call on computer
Afro-American male teacher in disposable face mask standing in front of kids in classroom and giving math lesson while working in school during coronavirus outbreak
Teacher giving recycle lesson in school classroom and student goes up front to help
Medium slowmo of group of adult students sitting one by one in classroom listening to male Black teacher of Math with paper practice test in hands giving lesson