Mayo College Ajmer is among the Top International Boarding Schools in India. The school gives admission to students on the basis of entrance exam having written exam and the interview. So, only very smart students get the final selection. To answer your question, it is not possible to become this child by reading any book/books. To crack the entrance exam, the best way is to start with clearing your present class's concepts, read more and more books, watch good shows and develop hobbies. The more you gain experiences, more you will have stories to tell over there. It's better if you could connect with teachers who are already preparing students for such schools. Truemaths is hub of such mentors who have more than 10 years of experience of preparing students for Stonehill School.