I think kids definitely can fix their own laptops if they're theirs. In this case, the school would prohibit the kids to open or attempt fixing any of the lapt

I think kids definitely can fix their own laptops if they're theirs. In this case, the school would prohibit the kids to open or attempt fixing any of the laptop. And why kids should even attempt fixing it? They can turn it in to get a "new" laptop. Thus, this doesn't happen.