Question

How to make a discipline children which is not use a phones and other electronic devices

Answer 1

children must be in a teaching environment with correlation with nature as some physiologists say..hence discipline is a naturally occurring behavior in them

Answer 2

he should be prepared for only studies from starting of his career and he should use least number of electronic devices only when needed and don't play games of building a town or village or city like Clash of Clans or clash Royale