by Heather Vogel Frederick
Twelve-year-old Truly Lovejoy's family moves to a small town to take over a bookstore. Soon, she has to solve two mysteries involving a missing book and an undelivered letter.
by Stuart Gibbs
Twelve-year-old Teddy Fitzroy is the prime suspect when FunJungle's newly-acquired koala goes missing, thanks to a prank staged by middle school bully Vance Jessup.
Revenge of Superstition Mountain
by Elise Broach
The Barker brothers and their friend Delilah secretly climb up to Superstition Mountain one last time, hoping to solve the remaining mysteries, including whether the librarian is really the ghost of Julia Thomas, what was their uncle Hank's role in discovering the gold mine, and especially, who is trying to kill them.
The Case of the Missing Moonstone
by Jordan Stratford
Imagines an alternate 1826 London, where Ada Lovelace (the world's first computer programmer) and Mary Shelley (author of Frankenstein) meet as girls and form a secret detective agency. Their first case involves a stolen heirloom, a false confession, and an array of fishy suspects.
The Magician's Secret
by Carolyn Keene
When she attends a performance by master illusionist Drake Lonestar, Nancy is skeptical. Lonestar is known for his razzle-dazzle wizardry, but can the magician really make the River Heights library disappear?
Twelve Minutes To Midnight
by Christopher Edge
Thirteen-year-old Penelope, the secret author of macabre tales in "The Penny Dreadful," Victorian London's bestselling magazine, investigates the mystery of a strange phenomenon occurring in the local insane asylum.
Under the Egg
by Laura Marx Fitzgerald
Her grandfather's dying words lead thirteen-year-old Theodora Tenpenny to a valuable, hidden painting she fears may be stolen, but it is her search for answers in her Greenwich Village neighborhood that brings a real treasure.