The Wanderville series does not have a new book coming out soon. The latest book, Escape to the World's Fair (Book 3), was published in June 2015.
The first book in the Wanderville series, Wanderville, was published in January 2014.
The Wanderville series primarily falls into the Action Adventure genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.