- Spy School British invasion, Stuart Gibbs
- Trapped!, novel, James Ponti
- Spy camp, Stuart Gibbs
- Evil spy school, the graphic novel, Stuart Gibbs ; illustrated by Anjan Sarkar
- InvestiGators, written and illustrated by John Patrick Green ; with color by Aaron Polk
- Charlie Thorne and the lost city, Stuart Gibbs
- City of the dead, by James Ponti
- Vortex, a Tempest novel, Julie Cross
- City spies, by James Ponti
- City spies, by James Ponti
- Man vs. beast, Robert Muchamore
- Spy school at sea, a spy school novel, Stuart Gibbs
- Max in the house of spies, Adam Gidwitz
- Charlie Thorne and the last equation, Stuart Gibbs
- Scorpia, Anthony Horowitz
- CHERUB: The recruit, vol. 1, Robert Muchamore
- Ark angel, Anthony Horowitz
- The mission to find Max, Egypt, Elizabeth Singer Hunt ; illustrated by Brian Williamson
- The girl with the dragon heart, by Stephanie Burgis
- Nightshade revenge, Anthony Horowitz
- Secret Agent Man goes shopping for shoes, Tim Wynne-Jones ; illustrated by Brian Won
- Kitty Hawk, Roland Smith
- Spy ski school, Stuart Gibbs
- Double cross, by Beth McMullen
- Mac cracks the code, by Mac Barnett ; illustrated by Mike Lowery
- Foul Lady Fortune, Chloe Gong
- Mrs. Smith's Spy School for Girls, Beth McMullen
- Flood-a-geddon, James Burks
- I must betray you, Ruta Sepetys
- Golden Gate, by James Ponti
- Mac saves the world, by Mac Barnett ; illustrated by Mike Lowery
- Evil spy school, Stuart Gibbs
- Spy School secret service, a spy school novel, Stuart Gibbs
- Mission Manhattan, by James Ponti
- I'd tell you I love you, but then I'd have to kill you, by Ally Carter
- Code name Verity, Elizabeth Wein
- Spy school project X, Stuart Gibbs
- Chains, Laurie Halse Anderson
- Spy camp, the graphic novel, Stuart Gibbs ; illustrated by Anjan Sarkar
- Etiquette & espionage, by Gail Carriger
- The sound of danger, by Mac Barnett ; illustrated by Mike Lowery
- Golden Gate, James Ponti
- Charlotte spies for justice, a Civil War survival story, by Nikki Shannon Smith ; illustrated by Alessia Trunfio
- Code name Verity, Elizabeth Wein
- The secret life of Kitty Granger, G.D. Falksen
- Mrs. Smith's Spy School for Girls, Beth McMullen
- Eagle Strike, Anthony Horowitz
- Henry Heckelbeck spy vs. spy, by Wanda Coven ; illustrated by Priscilla Burris
- Warcross, Marie Lu
- Heidi Heckelbeck and the snoopy spy, by Wanda Coven ; illustrated by Priscilla Burris