They started with Luna acting as Keeper, hovering on her broom between two winding tree branches that extended out in a rough approximation of Quidditch goalposts. Ron then charmed the Quaffle he had transfigured to move through the air by itself, giving Luna opportunities to block, while he gave Luna pointers from the sidelines. Then, he and Luna did a little roleplaying, with Luna acting as Chaser and Ron now astride his trusty Cleansweep Eleven, reprising his old role as Keeper.