Age

Series • Stuart Gibbs

Discover Your Child's Next Read

Spy School Project X

Spy School Project X

Stuart Gibbs, 2022

Mac Undercover: Mac B., Kid Spy

Mac Undercover: Mac B., Kid Spy

Mac Barnett, Mike Lowery, 2018

Treasure

Treasure

Ian Leins, 2003

Codename Zero: The Code Name Conspiracy

Codename Zero: The Code Name Conspiracy

Chris Rylander, 2014

Agent Moose

Agent Moose

Mo O'hara, Jess Bradley, 2020

The Holmes and Watson Mysterious Events and Objects Consortium: The Case of the Witch's Talisman

The Holmes and Watson Mysterious Events and Objects Consortium: The Case of the Witch's Talisman

Elmore Hammes, 2007

InvestiGators: Take the Plunge

InvestiGators: Take the Plunge

John Green, 2020

Secret Agent Mummy

Secret Agent Mummy

Steve Cole, Donough O'Malley Steve Cole, 2014