Crystal Doors Island Realm by Rebecca Moesta
Approx. 75,590 words.
Published on October 29, 2013 by
Fourteen-year-old cousins Gwen and Vic have lived together ever since the mysterious deaths of Gwen's parents and disappearance of Vic's mother—until Vic's scientist father accidentally transports them through a magical doorway to the island of Elantya, a wonder-filled place of magic as well as steampunk technology.