Mary Poppins Opens the Door

Mary Poppins Opens the Door, was the third children's novel by P.L. Travers to present the English nanny, Mary Poppins. The story was published in 1943 and illustrated by Mary Shepard.
The novel features Mary Poppins arriving at the home of the Banks family in the last hour of Guy Fawkes Day. Mary Poppins promises the Banks children that she will stay until the door opens. During Mary Poppins visit, she embarks on several journeys that include magic and mystery. The first magical experience occurs when Mary Poppins and the children are asked by Mrs. Banks to find a piano tuner. The tuner who just so happens to be Mary's cousin, Mr. Twigley. During the visit, Mr, Twigley is constantly trying to unburden himself from his seven wishes given to him at his birth. Mary Poppin's cousin also gives the nanny and Jane and Michael music boxes to dance to.
Other adventures that Mary Poppins provides for the children include the park statue of Neleus that comes to life at the park, the visit to Mrs. Calico who gives the children flying peppermint sticks, and finally the party between the fairy tale rivals that occurs in the crack of the old year and the new year. At the end of the story, the nursery characters and many of the other characters come to wish Mary Poppins a farewell. The children come to the realzation that it is time for Mary Poppins to leave their home. They see Mary Poppins walk into a home just like theirs. This most likely represents the Banks children growing up and undergoing maturity.