Measurement of length and motion is an important topic for class 6 science or grade 6 science. Standard units, correct way of measuring length, measuring length of a curved line, describing position, motion and rest of an object, types of motions are must to learn and understand in class 6 NCERT science curiosity chapter 5.
Materials around us is an important topic for class 6 science or grade 6 science. Material, properties of materials, appearance, hardness, transparency, solubility, matter are must to learn and understand in class 6 science NCERT curiosity chapter 6.
India That is Bharat is an important chapter for class 6 social science or class 6 sst. Introduction to India's past, how Indians named India, how foreigners named india are must to learn and understand in class 6 social science exploring society India and beyond chapter 5.
Grassroots democracy part 2 local government in rural areas is an important chapter for class 6 social science or class 6 sst. Panchayati raj system, gram panchayat, panchayat samiti and zila parishad, role of panchayat samiti, role of zila parishad are must to learn and understand in class 6 social science exploring society India and beyond chapter 11.
Vachan is an important chapter for Class 3 Hindi Grammar or Class 3 Hindi Vyakaran. Vachan ki paribhasha, Vachan ke bhed, ekvachan bahuvachan is a must to learn in Class 3 Hindi grammar.
The Rise of Empires is an important chapter for class 7 social science or class 7 SST. What is an empire, features of empire, reasons to expand into empire, trade, trade routes and guilds, the rise of Magadha, arrival of the Greeks, mighty Mauryas, rise of Chandragupta Maurya, Kautilya, Kautilya's concept of a kingdom, Kautilya's Saptanga, the king who chose peace, life in the Mauryan period, fragile nature of empires are must to learn and understand in NCERT Class 7 Exploring Society India and Beyond chapter 5.
New beginnings cities and states is an important chapter for class 7 social science or class 7 SST. India's second urbanisation, janapadas and mahajanapadas, early democratic traditions, more innovations, varna-jati system, developments elsewhere in india are must to learn and understand in NCERT Class 7 Exploring Society India and Beyond chapter 4.