From the #1 New York Times bestselling author of The Mystery of Locked Rooms, when a centuries ol...

'The Deltas race to complete the most challenging escape room they have ever faced--and confront ...

This sequel to the New York Times bestselling book The Mystery of Locked Rooms follows the belove...

- Mit limitiertem FarbschnittKnacke die Codes. Finde den Schatz. Entkomme aus dem Haus.Die zwölfj...

From the #1 New York Times bestselling author of The Mystery of Locked Rooms, when a centuries ol...

When lights start flickering and temperatures suddenly drop, twelve-year-old Tessa Woodward, sens...

'Ginny is unhappy when her family moves from Chicago to upstate Michigan for the summer; her fath...

Haunted after helping her father on his ghost-themed Chicago bus tour, twelve-year-old Claire mus...

'Ginny is unhappy when her family moves from Chicago to upstate Michigan for the summer; her fath...

When lights start flickering and temperatures suddenly drop, 12-year-old Tessa Woodward, sensing ...

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'Mallory is still adapting to life in her new town of Eastport when she is haunted by a reoccurri...

For fans of Small Spaces and the Goosebumps series by R.L Stine comes a chilling story about a tw...

Hazel, a twelve-year-old aspiring detective, must decode a series of ominous clues tied to a cent...

'Twelve-year-old Sarah Greene wants nothing more from her seventh-grade year than to beat the har...

From the New York Times bestselling author of Scritch Scratch and The Mystery of Locked Rooms com...

After attempting to prove the existence of a famous ghost for their school newspaper, Josie, Jack...

Three seventh grade, puzzle-loving best friends set out to find a hidden treasure in an abandoned...

After attempting to prove the existence of a famous ghost for their school newspaper, Josie, Jack...

After attempting to prove the existence of a famous ghost for their school newspaper, Josie, Jack...

*Instant New York Times and USA Today bestseller!*Crack the codes. Find the treasure. Escape the ...