Do you ever ask yourself, "If I take my 8 year old son who has spent the summer learning about ancient Rome to a wonderful event populated with grown-ups dressed as Roman soldiers, will he get anything at all out of it?"?
Well, I don't know what YOUR 8 year old son would do, but this is what mine did:
Here's a pic of troop formation:
Of course--make your own Roman army! Why didn't I think of that?