Something strange is going on in Max, Liz, and Chen’s school and the teachers are all pretending everything is fine. When these three friends decide to investigate, they find themselves members of a secret school club, making friends in unlikely places, and realizing it’s up to them to save the day.

The Code Breakers series brings an action-packed adventure to decodable text. As readers advance through the series, the phonics skills increase in complexity, providing foundational skills practice with a page-turning mystery perfect for upper elementary students.