LessonAbout 5 minLesson languageEnglishதமிழ் (Tamil)हिन्दी (Hindi)മലയാളം (Malayalam)తెలుగు (Telugu)ಕನ್ನಡ (Kannada)বাংলা (Bengali)मराठी (Marathi)ગુજરાતી (Gujarati)ਪੰਜਾਬੀ (Punjabi)Chapter 4 · Lesson 4 of 504. Words for pictures: alt textAlt text is what a screen reader says, and what shows when a picture doesn't load. Write it well, and leave it empty for decoration.