Sorry, I can’t comment, so I posted this as an “answer”.
A few things to consider:
Will a 13-year-old or his friends notice a process in the task manager, which should not be? (e.g. second explorer.exe, svchost.exe, etc.)
, , . ? , ? , ? - ?
, , ? "", ? , , .
, VNC , / .
, : , , .
, : hosts, DNS (, openDNS), (, netnanny), ..
:. , , 100% -. 1 2 : ( ) , , , - - / /,