Slowmo of male African-American mid-adult teacher pouring sanitizer on hands of schoolchildren entering bright modern classroom then starting lesson
Mid section of man using hands sanitizer at modern office
Dedicated teacher sanitizing classroom for students during pandemic. Focus on schoolgirls practicing hygiene. Covid-19 education.
Teacher spraying sanitizer on hands of middle school pupils before entering school. Caucasian woman in face mask controls Covid-19 disinfection of schoolchildren. Coronavirus education concept.
Diverse female teacher and schoolchildren at desks in school classroom
Diverse male teacher and happy schoolchildren in school classroom
Diverse male teacher and happy schoolchildren in school classroom
Diverse male teacher and happy schoolchildren in school classroom
Teacher demonstrating proper mask-wearing and hand hygiene to diverse students in classroom, promoting COVID-19 safety
Slowmo mid-section of unrecognizable female chemistry teacher doing experiment in classroom
Mid section of african american woman using hands sanitizer at modern office
Diverse female teacher and happy schoolchildren at desks in school classroom