There are 15 books in the Young Indiana Jones series.
The Young Indiana Jones series does not have a new book coming out soon. The latest book, Young Indiana Jones and the Mask of the Madman (Book 16), was published in April 1996.
The first book in the Young Indiana Jones series, Young Indiana Jones and the Plantation Treasure, was published in July 1990.
The Young Indiana Jones series primarily falls into the Action Adventure genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.