CBSE Board Video LessonsClass X and XII are crucial for the students as the marks obtained in the CBSE board exams held in these classes determine their career to a large extent. These are also critical as the basics learned during these classes lay the foundation for the course you pursue later. If your basics are strong, your chances of flourishing in your chosen stream are obviously higher. It is thus essential to study seriously during these classes and ensure you are thorough with all your concepts.