Hell, if you are giving him free access to the internet, might as well take him to the local brothel, get him a quickie (use my name, they will know that means quick

), then take him out to the pub for a few drinks.
Might as well start off as he is likely to continue, once he goes out with his mates.
Alternatively, teach him about the perils of the demon drink, tell him his little junior will fall off if he thinks about sex, and to remember the all important rule.."No payee no touchy"
That didn't do me any harm