back to school
boy
cartoon
character
characters
child
children
classroom
corona
coronavirus
covid 19
crowd
education
epidemic
face mask
girl
health
hygiene
illustration
infected
infection
isolation
kid
kids
kindergarten
medical
new normal
pandemic
patient
people
pollution
preschool
prevention
protect
protection
pupil
quarantine
risk
rules
safety
school
social distance
social distancing
stay safe
student
students
teacher
virus
young