Thousands of kids are already sent from one place to another in India. It's usually kids from cities who are sent off to boarding schools in more isolated locations, usually because the parents have jobs that make it inconvenient to raise kids at home, and often because some of these boarding schools offer excellent education. If they wanted to conduct such a study, they could study these kids.

https://en.wikipedia.org/wiki/List_of_boarding_schools_in_In...