Most board students follow a flawed routine. They read chapters, underline lines, and feel prepared. Then the exam paper arrives and performance drops. That happens because boards do not test reading. They test application, structure, and precision. The resources that truly move scores are fixed. Ignore them and no amount of revision will help. Here is how each core resource fits into... https://www.selfstudys.com/page/isc-class-12-previous-year-question-papers