There are 4 books in The Lost Journals of Ven Polypheme series.
The Lost Journals of Ven Polypheme series does not have a new book coming out soon. The latest book, The Tree of Water (Book 4), was published in November 2014.
The first book in The Lost Journals of Ven Polypheme series, The Floating Island, was published in September 2006.
The Lost Journals of Ven Polypheme series primarily falls into the Fantasy genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.