LEO, Inventor Extraordinaire Luke Xavier Cunningham
Codes, Ciphers and Puzzles
- A Potion, a Powder, a Little Bit of Magic: Or, Like Lightning in an Umbrella Storm Philip C. Stead
- Strong Like the Sea Wendy S. Swore
- Kiranmala and the Kingdom Beyond, Book 1: The Serpent's Secret Sayantani DasGupta
- The Alcatraz Escape Jennifer Chambliss Bertman
- Midnight at the Bright Ideas Bookstore: A Novel Matthew Sullivan
- היד הנעלמת - משחק מחוץ לקופסה גיא גל-און
- Book Scavenger Jennifer Chambliss Bertman
- The Unbreakable Code Jennifer Chambliss Bertman
- Click'd Tamara Ireland Stone
- Charlie Numbers and the Man in the Moon Ben Mezrich, Tonya Mezrich
- Ottoline and the Yellow Cat Chris Riddell
- York: The Clockwork Ghost Laura Ruby
- Crow Flight Susan Cunningham
- The 39 Clues - The Maze of Bones Rick Riordan
- The 39 Clues - Vespers Rising Rick Riordan, Gordon Korman, Peter Lerangis, Jude Watson
- Swap'd Tamara Ireland Stone
- Charlie Thorne and the Last Equation Stuart Gibbs
- The Brilliant Dark: The Realms of Ancient, Book 3 S.M. Beiko
- The Star Dunes Trudi Trueit
- Map of the Dead: Alex MacLure thriller Book 1 Murray Bailey
- The Case of the Buried Treasure James Preller
- The Gollywhopper Games Jody Feldman
- The Gollywhopper Games: The New Champion Jody Feldman
- The Gollywhopper Games: Friend or Foe Jody Feldman
- Raising Arcadia Simon Chesterman
- The Friendship Riddle Megan Frazer Blakemore
- Finding Arcadia Simon Chesterman
