Ключевые слова: back to school, blue background, colored pencils, colorful, concept, copyspace, crayon, creativity, disease, education, epidemic, face mask, flu, free space, health care, hygiene, infection, kindergarten, learning, lifestyle, mask, medecine, medicine, method, multicolored, pandemic, pencil, pills, precaution, prevention, preventive, protection, quarantine, respiratory, safe, safety, school, school supplies, student, studio, study, supply, text, top view, treatment, variation, virus,