The Rabbit Trails series does not have a new book coming out soon. The latest book, Tad and the Flying Squirrel // Lyn and the Monk Seal (Book 2), was published in October 2016.
The first book in the Rabbit Trails series, The Boy and the Dragon/Mumiya and the Cat, was published in September 2016.
The Rabbit Trails series primarily falls into the Christian genre.