7 books in series

Lost Stories from the Secrets of the Immortal Nicholas Flamel

Lost Stories from the Secrets of the Immortal Nicholas Flamel is a 7-book series with 7 released primary works first released in 2010 with contributions by Michael Scott.

Nicholas Flamel and the Codex
Machiavelli: Guardian of Paris
Aoife and Scathach, Shadow Twins
Nicholas and the Krampus
Virginia Dare and the Ratcatcher
The Ballad of Black Hawk and Billy the Kid
The Death of Joan of Arc