The Caroline Tate series does not have a new book coming out soon. The latest book, Switcharound (Book 2), was published in November 1985.
The first book in the Caroline Tate series, The One Hundredth Thing about Caroline, was published in January 1983.
The Caroline Tate series primarily falls into the General Fiction genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.