She is a supernatural being, llike a Fairy in human form. She has various multi-kinetic superpowers used in the film ( helped by trick photography) Her paramour and Jack of All Trades pal Bert(who...
Mary Poppins is a fictional character created by the now-deceased P.L. Travers in a series of juvenile novels beginning in l934. The popularity of these things was such that a motion picture was made...
None really, all are overcome by rather fantastic Magic- including altering weather locally, ( at the expense of say, visiting the church) Divvel"s trap methinks.