Hidden on: 07/18/2022

Title: The 39 Clues: One False Note

Author: Gordon Korman

Tracking Number: 6475

Location: Willow Oaks Park, Menlo Park, California United States

Clue:

Fold the alphabet in half and then decipher this:

Ybbx ol n ovt oynpx ghor
Arneol, lbh zvtug urne n onex.

Good luck!