A Secret Detective Hideaway
Enter a hidden workspace tucked away from the outside world, where shelves of books, a vintage clock, a comfortable sofa, and a detective’s desk create the feeling of a private room dedicated to uncovering mysteries.
Detective Diary DIY Book Nook Kit
A noir-style detective office with a red-string case board, vintage clock, and book-lined shelves. A hidden dartboard door and warm lighting add mystery to the scene.
$ 890.00
✔️Tax included. Free standard shipping on all orders.
- Open a book to reveal a hidden detective’s office
- Explore a secret space behind the dartboard
- Unwind as you build a vintage office filled with clues
- Bring a warmly lit mystery to your bookshelf
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- Free Standard Shipping
- Free Replacement Parts
- 30-Day Returns & Exchanges
- 90-Day Limited Warranty
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Specifications
- Difficulty Level：Intermediate
- Pieces：200
- Assembly Hours：6-8 Hours
- Finished size：5.3×3.5×6.3in / 13×9×16cm
- Power Supply：3*LR44 Batteries
- Lighting Control：Button Switch
- Main materials：Wood, Paper, Pre-Assembled LED light
- Dust Cover：\
- Moving Mechanism：\
- Music Movement：\
- Manual Languages：English
What’s Included
Shipping & Returns
- US Orders
Most orders ship from our U.S. warehouses (California and Colorado) and arrive within 3–7 business days. - International Orders
Orders to Europe, Australia, Asia, and other regions typically arrive within 6–10 days. Some items may ship from our international fulfillment centers. - Processing Time
All orders are processed and dispatched within 1–3 business days. During peak seasons (Black Friday, Christmas, and other holidays), processing times may be slightly longer. Need faster delivery? Please contact us and we’ll do our best to help. - Returns & Exchanges
Not in love with your order? We’re here to help — 30-day returns and exchanges. Please contact us or check our Return Policy page for details.
Craft glue and 3*LR44 Batteries can't be shipped under carrier rules, so they're not in the box. Most standard craft glues work well — see which glue to use.
Descriptions
🕵️♂️ The Case of the Hidden Book Nook
The Detective Diary DIY Book Nook Kit is a noir-style hidden detective office miniature building kit crafted for mystery fans, puzzle lovers, and anyone who adores the gritty charm of classic detective stories. Step into a secret sleuth’s workspace frozen mid-case, every corner brimming with clues and secrets.
The kit features clue-driven narrative details: a caseboard crowded with maps, newspaper clippings, and red strings, a dartboard-concealed hidden door, and objects like the InfoBook, briefcase, magnifying glass, and vintage camera that hint at an unsolved mystery. Warm lamplight illuminates every element, casting a moody glow over the scattered clues, paused typewriter, and half-empty coffee cup, bringing the noir atmosphere to life. The interactive design, from the hidden door to the locked drawer, adds puzzle-solving depth, making every build feel like unlocking a secret.
Every element is crafted to evoke the drama of classic detective stories, from the vintage wall clock to the “Where is the TRUTH?” caseboard. Whether you seek a calming weekend DIY project to unwind, a thoughtful handmade gift for mystery lovers, or a striking decorative accent to personalize your space, this kit delivers a deeply satisfying creative experience and a stunning, immersive display that captures the timeless allure of a vintage detective’s office.
Unique Features of the Nook:
- Themed Environment: This is a secret room behind a dartboard, adorned with shelves of books and various intriguing objects, strongly implying a hidden study or a clandestine meeting spot.
- Interactive Elements: The prominent dartboard concealing a hidden door suggests an interactive or puzzle-solving aspect, common in hidden object games or escape room style experiences, where discovering and interacting with elements unlocks progress or reveals secrets.
- Clue-Bearing Objects: The presence of an "InfoBook" and a "Briefcase" as separate, distinct elements within the scene further hints at a narrative or puzzle-driven design where these items likely contain clues or are essential for solving a mystery within the "Secret Space".
- Attention to Detail: The overall scene is intricately designed, featuring a magnifying glass, stacks of books, and other small objects that contribute to the immersive atmosphere of a concealed and mysterious environment.
What’s Included in the Kit:
- Pre-cut MDF wooden pieces
- Pre-Assembled LED light
- Miniature Accessories
- English assembly instructions
PRODUCT INFORMATION:
Uncover the secrets behind the bookshelf.
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WHY YOU’LL LOVE IT
The Case Isn’t Solving Itself Tonight
A Secret Detective Hideaway
Enter a hidden workspace tucked away from the outside world, where shelves of books, a vintage clock, a comfortable sofa, and a detective’s desk create the feeling of a private room dedicated to uncovering mysteries.
A Caseboard Full of Clues
Trace the mystery through a detailed case board layered with maps, newspaper clippings, and red strings, with every clue pulling you deeper into the investigation.
Hidden Doorway Surprise
Look closer to discover the dartboard concealing a hidden doorway, adding an unexpected twist to the scene and making the miniature office feel like a secret space waiting to be explored.
Warm Noir Lighting Atmosphere
Imagine the detective working late into the night as warm lighting falls across the desk, scattered clues, books, and vintage details. The soft glow enhances the quiet, mysterious mood of this hidden investigation room.
A Caseboard Full of Clues
Trace the mystery through a detailed case board layered with maps, newspaper clippings, and red strings, with every clue pulling you deeper into the investigation.
Hidden Doorway Surprise
Look closer to discover the dartboard concealing a hidden doorway, adding an unexpected twist to the scene and making the miniature office feel like a secret space waiting to be explored.
Warm Noir Lighting Atmosphere
Imagine the detective working late into the night as warm lighting falls across the desk, scattered clues, books, and vintage details. The soft glow enhances the quiet, mysterious mood of this hidden investigation room.
BEFORE YOU BEGIN
Get to Know Your Kit
Check what’s included and the details before you build.
In the Box
- Pre-cut MDF wooden pieces
- Pre-Assembled LED light
- Paper decorations
- English assembly instructions
- Electronic components
Glue and batteries are not included due to air shipping restrictions.
Suggested build pace: A day to build your little world.
Product Specifications
- Difficulty level
- Intermediate
- Pieces
- 200
- Estimated build time
- 6-8 Hours
- Finished size
- 5.3×3.5×6.3in / 13×9×16cm
- Materials
- Wood, Paper, Pre-Assembled LED light
- Power supply
- 3*LR44 Batteries
- Lighting control
- Button Switch
- Instruction languages
- English
YOUR NEXT LITTLE WORLD
Uncover the secrets behind the bookshelf.
Detective Diary DIY Book Nook Kit
$ 890.00
- A hands-on project to enjoy at your own pace.
- A miniature scene to display when it’s complete.
- Intermediate difficulty — choose the level that feels right for you.
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A HAND WHEN YOU NEED IT
A Little Help, Whenever You Need It.
Questions about your kit or a step in the build? Our team can help.
Missing or damaged part?
We can help with replacement parts. Send your order number, the part reference and a clear photo so we can check what you need.
Stuck on a step?
You can ask our team for help. Share the instruction step and a photo of your build so we can guide you.
Planning a gift?
This is a kit to build, not a finished model. Check the recipient’s interests and allow time for delivery.
BEFORE YOU ORDER
A Few Things Before You Begin
Is this the right difficulty for me?
This kit is rated Intermediate. Take a look at the build details above and contact our team if you’d like help choosing.
Will I receive a finished model?
No. This is a DIY kit that you assemble yourself. Product photographs show the finished build.
How long does it take to build?
The listed estimate is 6-8 Hours. Your pace and experience may change that. You can work in separate sessions.
Are glue and batteries included?
Glue and batteries are not included due to air shipping restrictions. The listed power requirement for this kit is 3*LR44 Batteries.
When will my order arrive?
Processing usually takes 1–2 business days. Transit time depends on your destination and the dispatch warehouse. Check the available delivery information before ordering for a special date.
Read shipping detailsWhat if I change my mind?
Returns are available within 30 days of receipt, subject to the return policy, including unused condition and original packaging. Personal-reason return shipping is paid by the customer.
Read the return policy