The House at the Edge of Magic by Amy Sparkes

Sometimes you are a whisper away from magic without even realizing it. Nine is an orphan pickpocket determined to escape her life in the Nest of a Thousand Treasures. When she steals a houseshaped ornament from a mysterious womans purse she knocks on its tiny door and watches it grow into a huge higgledypiggeldy house. Inside she finds a host of magical and brilliantly funny characters including Flabberghast a young wizard whos particularly competitive at hopscotch and a hideous troll hous Paperback softback