Snow, secrets, and adventure turn a Christmas vacation into a race to stop a daring jewel theft... ________________________________________________________________________________________________

Leave it to Agatha and her cousins to turn a Christmas getaway into the adventure of a lifetime.

Snowy Bavarian mountains. Twinkling Christmas markets. Mouthwatering holiday treats. The Murphys and their cousin Agatha are ready for the perfect winter vacation in Germany. But when a mysterious figure seems to follow them after a night at the Christmas market, their cozy holiday takes a thrilling turn.

When a simple wooden toy unexpectedly reveals a glittering ruby, the cousins find themselves caught in a dangerous game with a band of jewel thieves whose plans reach far beyond Bavaria. With the help of an old friend from Interpol, a bit of luck, and the festive backdrop of a German Christmas, they must race to solve the mystery before the thieves vanish into the snowy night.

Packed with adventure, secrets, and the magic of the holiday season, this middle-grade mystery is perfect for readers who love classic adventures, festive settings, and clever young detectives.

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Perfect for fans of classic middle-grade mysteries and heartwarming holiday adventures, this story will delight readers who love The Boxcar Children, Nancy Drew, and The Vanderbeekers of 141st Street. Blending gentle suspense with rich historical detail, it captures the true spirit of Christmas through friendship, kindness, and togetherness.

Filled with German Christmas traditions, festive foods, and holiday practices, this story invites readers to step into a cozy world where warmth, generosity, and family bonds shine brighter than any twinkling light. Every chapter celebrates the joy of giving, the comfort of good company, and the timeless customs that make Christmas so special.

A wonderful choice for readers ages 8-13, this family-friendly and clean historical mystery is ideal for schools, libraries, and home education settings. This story invites readers to learn, imagine, and explore together, making it a wonderful book for families to share during the holidays. Whether you love German history, cultural traditions, or simply a heartfelt Christmas story, this book is sure to become a seasonal favorite.

A great choice for readers who love:
Nancy Drew
The Hardy Boys
The Boxcar Children
Enola Holmes
Sammy Keyes
The Mysterious Benedict Society
Aggie Morton, Mystery Queen
Sherlock Holmes (middle-grade adaptations)
The Red Blazer Girls
The Wig in the Window
The 39 Clues
The Mysterious Benedict Society
The Explorer (Katherine Rundell)
Escape from Mr. Lemoncello's Library
The Adventures of Tintin
The Penderwicks
The Vanderbeekers
The Strangeworlds Travel Agency
The Island of Adventures (Enid Blyton)
The Swiss Family Robinson
The Vanderbeekers
The Penderwicks
Judy Moody
Because of Winn-Dixie
Ramona Quimby
Ivy + Bean
Clementine
The Lemonade War
Fudge series (Judy Blume)
The Westing Game
The Mysterious Benedict Society
Greenglass House
York (Laura Ruby)
The Book Scavenger series
The Secret Keepers
The Secret Lake
Holes
The Christmasaurus (Tom Fletcher)
The Vanderbeekers of 141st Street
A Boy Called Christmas (Matt Haig)
The Girl Who Saved Christmas
The Lotterys series
Worst Christmas Ever (middle grade)
The True Gift (Patricia MacLachlan)

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• Children's eBooksGeography & CulturesExplore the WorldEurope
• NonfictionChildren's NonfictionPeople & Places
• Children's eBooksMysteries & DetectivesDetectives

• Publication Date: November 18, 2025
• Text-to-Speech: Disabled
• Lending: Disabled
• Print Length: 160 Pages
• File Size: 251 KB