Hidden on: 10/23/2019

Title: Charlie Thorne and the last equation

Author: Stuart Gibbs

Tracking Number: 10396

Location: Golf middle school, Morton Grove, Illinois United States

Clue:

The quick brown fox jumps over the lazy dog

BF VKU JPTBPE, FUTP VKU VPTEO, HUKBFQ VKU SEKXXW