How Much 39 Clues Books Are There?
How Much 39 Clues Books Are There? The 39 Clues Book Series (11 Books) How many 39 clues are there? It consists of five series, The Clue Hunt, Cahills vs. Vespers, Unstoppable, Doublecross, and Superspecial. They chronicle the adventures of two siblings, Amy and Dan Cahill, who discover that their family, the Cahills, have been