This is probably the most common and most diverse game - after all, fairy tales so much. Let the child choose a favorite and assigns roles between family members or friends. For the king and Princess should be cut from cardboard and paint crown to wear the king of the mantle, to give the scepter in his hands, and Ivan the fool... What costume to do Ivan? Let the kid himself will come up with.
Play lyubimye tales - memorize the text, prepare costumes, change roles.