5 year old - making new friends?

i have a five year old and hes a hand full always on the go.but he has two older brothers.have you tryed things like pony cluds to boost his confidence,rugby is a good way to do all sorts of things,like bring on confidence,make new friends and healthy.i also take my boys camping to the woodlands by where we live so they can do old fationed boy stuff like climb trees make bows and arrows make a small fire to cook the fish they cort sounds pricie not realy a cheap tent and there quilts and pillows he will love it.give it a try it worked with my boys.good luck and try not to worry.