The mystery of the school mayhem deepens in Book 7 of Code Breakers series as Max, Liz, and Chen chase clues right to the center of it all: the main office!

Our three code-cracking friends overhear a conversation in the school's main office about some "thing" that may or may not happen. Then they catch Miss Graph, the school librarian and leader of the Code Breakers Club, speaking in code over the phone. As the evidence mounts, Max, Liz, and Chen might have all they need to finally solve the mystery of what the adults at their school have been up to.

This decodable chapter book lets upper elementary readers build fluency with different syllable types and gain word knowledge while unraveling this page-turning mystery. The series includes accessible, dyslexia-friendly font and takes readers through a systematic sequence of skills.