Most students know the frustration of rereading a textbook for the third time and still feeling unprepared. The problem is rarely a lack of effort. It is usually a lack of the right kind of practice. An ai tutor changes that equation by turning passive review into an interactive, question-driven experience. Instead of simply highlighting sentences or skimming slides, learners can ask questions, test themselves, and receive structured feedback that mirrors the way an experienced private tutor would guide a session. The result is not just more study time but more meaningful study time, focused on the exact concepts that are most likely to appear on an exam. What makes…