Speculative fiction is a broad umbrella category of narrative fiction referring to any fiction story that includes elements, settings and characters whose features are created out of imagination and speculation rather than based on attested reality and everyday life. That encompasses the genres of science fiction, fantasy, science fantasy, horror, alternative history, and magic realism.
Mary Poppins returns to the Banks family in a rocket and involves the
Banks children in more magical adventures including those with
Peppermint Horses, the Marble Boy, and the Cat that Looked at the King.