frustration of a person who does not understand how to handle an autistic child. You do need specialized training and understanding and all issues involving behavior, speach, attention deficit, hyperactivity, occupational tharaphy. What u should do is to involve your school management and parents of the kid so a formal assesment can be done. Rumalliah Hospital has an autisim section and can do a formal assesment and diagnosis. This will involve few days of continuous observation by many specialist. Once a diagnosis has been done and issues have been identified a formal action plan needs to be developed. You need to understand that every autistic kid or even every kid is different. So, anybody on the fourum may not be able to give you a generic advice.

So, in the best interest of the child, kindly involve parents and ask them to take actions outlined above.