Estudante adorável em máscara está escrevendo no quadro em sala de aula. Retrato de close-up da menina segurando um pedaço de giz durante a pandemia de Covid-19 - Banco de fotos e imagens

A multi-racial female teacher wearing a facemask and holding her textbooks in a classroom - covid19

Young woman doctor in a mask with a syringe in her mouth

A multi-racial female teacher with a facemask explaining a lesson in front of the blackboard with "Welcome back to school" written on it

Smiling student girl wearing school backpack, mask and holding exercise book. Social distanting and classroom safety during coronavirus epidemic

Schoolkid in medical mask showing thumb up near apple, notebook and chalkboard on blurred background

Back view of schoolgirl with raised hand and teacher with pointing stick near chalkboard with back to school lettering