A Class 12 History Book in Hindi is a learning app for students preparing for the NCERT exams. The app is written in Hindi and contains a lot of extra questions. It is designed to help students to get a better understanding of the topics covered in the NCERT text book. It will help them in improving their understanding of the concepts and facts. It is useful in improving the knowledge of the students in history.

The app also includes a lot of questions that are not included in the NCERT text book. It also includes questions from previous years' exams. It is useful for students who are preparing for the Class 12 exams. It is also useful in helping them to get a better understanding of the concepts and facts.