Strong fundamentals in ICSE and ISC start with knowing how CISCE gives marks. In most subjects, about 80% of the marks come from a written exam and about 20% come from internal assessment. The written exam also tests whether you can use a concept in a new situation, so understanding matters more than memorising. This guide is for students in Classes 6 to 12 at CISCE schools, and for their parents. It shows how the marks are split, what "strong fundamentals" really means, and