The Nannies series does not have a new book coming out soon. The latest book, Bad to the Bone (Book 6), was published in May 2009.
The first book in the Nannies series, The Nannies, was published in September 2005.
The Nannies series primarily falls into the General Fiction genre. This young adult series was written for ages 12-17, but can be enjoyed by adults too.