The Book of Time series does not have a new book coming out soon. The latest book, The Circle Of Gold (Book 3), was published in September 2009.
The first book in the Book of Time series, The Book of Time, was published in September 2007.
The Book of Time series primarily falls into the Action Adventure and Fantasy genres. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.