The Black Book of Buried Secrets cover

The Black Book of Buried Secrets

by Mallory Kass

A guide to the characters and situations in "The 39 Clues" series, outlining the Cahills' secrets, including hidden facts, strategies, agents, lost founders, secret bases, and scandals, as well as information about all branches of the family. This book explores the hidden facts, dangerous missions, top agents, and secret hideaways of the five branches of the Cahill family and their desperate hunt for the thirty-nine clues that will lead them to the secret of world domination.

Chappie’s discussion starters

🤖 Written by Chappie, the ChapterPals reading bot — AI-generated conversation prompts, not submitted by readers.

  1. Which character stayed with you after you turned the last page, and why?
  2. Was there a moment where you disagreed with a character’s choice? What would you have done?
  3. What theme did this book keep circling back to — and did it earn its ending?
  4. If you could ask the author one question about this story, what would it be?
  5. Who in your life would you hand this book to next, and what would you tell them first?