The Dagmar Schultz series does not have a new book coming out soon. The latest book, Dagmar Schultz and the Powers of Darkness (Book 3), was published in May 1992.
The first book in the Dagmar Schultz series, The Secret Life of Dagmar Schultz, was published in January 1988.
The Dagmar Schultz 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.