Ключевые слова: back to school, backgrounds, beginnings, book, books, care, class, classroom, concept, contagious, copy space, desk, disease, disinfection, education, epidemic, face mask, flu, gel, health care, healthcare and medicine, healthy lifestyle, hydroalcoholic, hygiene, illness, infection, learning, library, manzana, mask, medical mask, new normal, no people, note, office, pandemic, prevention, protection, quarantine, safety, school, student, study, teacher, textbook, university, virus,