SelfStudys is a leading online educational platform where you can explore and access a variety of study materials free of cost. From detailed notes and question banks to Crash Course for JEE Mains and previous year's question papers, we allow you to utilize these resources according to your learning requirements. Our team of highly professional educators aims to provide you with high-quality materials with which you can transform your academic journey. visit here:- https://www.selfstudys.com/books/iit-jee-crash-course