No it’s not !! the highly expensive stress building coaching classes which instead of making students learn add onto pressure because of their hectic schedules.
The preparation schedule should be planned effectively and efficiently. Maximum attention should be devoted towards building the concept and eventually polishing and perfecting each topic thus mastering the preparation. For this you can go for the classic NCERT textbooks and exemplar problems or books from Arihant publications and Disha publications but the problem with going for books is that they require a huge time commitment.