Ключевые слова: back to school, background, boy, cartoon, character, childhood, children, coronavirus, covid19, crown, cute, disease, doctor, education, epidemic, flu, fun, girl, graphic design, happy, health, illustration, insurance, isolated, learn, lifestyle, little, mask, new normal, people, preschool, primary, protect, quarantine, school, social distancing, student, summer, together, uniform, virus, young,