1. Introduction
This manual provides detailed instructions for assembling the MOC The Mystery Shack Modular Building Blocks set. This creative street view model consists of 3874 pieces of high-quality, eco-friendly ABS plastic bricks, designed to form a mysterious hut with many secrets to explore. It is an educational DIY architecture assembly toy suitable for ages 14 and up.
2. Product Specifications
| Feature | Detail |
|---|---|
| Model Name | The Mystery Shack |
| Number of Blocks | 3874 Pcs |
| Material | Eco-friendly ABS Plastic |
| Block Size | Small building block (Compatible with Lego) |
| Plastic Block Shape | Self-Locking Bricks |
| Certification | CE |
| Recommended Age | 14+ years, 18+ years |
| Origin | Mainland China |
| Warning | Can not eat |
| Electric Components | No Battery (Not electric) |
| High-concerned chemical | None |
| Theme | MOC Modern Buildings, Famous Buildings |
| Note | No minifigures, no stickers included |
| Package Dimensions (approx.) | Length: 20cm, Width: 25cm, Height: 22cm |
| Package Weight (approx.) | 3.9 kg |
3. Setup and Assembly
The MOC The Mystery Shack model requires assembly using the provided building blocks. Follow the steps below for a smooth building experience:
- Unpacking: Carefully open the product package. The set is typically shipped without an original box, using a bubble bag or personal carton.
- Inventory: Before starting, verify that all 3874 pieces are present. It is recommended to sort the bricks by color and type to facilitate assembly.
- Instructions: Refer to the included PDF Assembly Instructions for step-by-step guidance. The instructions will detail the placement of each brick to construct the model.
- Assembly: Follow the instructions precisely. Ensure each self-locking brick is securely connected to the adjacent pieces.
Visual Reference:






4. Operating and Display
Once assembled, the MOC The Mystery Shack model is ready for display or imaginative play. Its modular design allows for exploration of its interior details and creative storytelling. Ensure the model is placed on a stable, flat surface to prevent accidental falls.
5. Maintenance
To maintain the quality and appearance of your MOC building block set:
- Cleaning: Dust the model regularly with a soft, dry cloth or a soft brush. For more thorough cleaning, gently wipe with a damp cloth and mild soap, then rinse and air dry completely. Avoid harsh chemicals or abrasive materials.
- Storage: If disassembling for storage, keep all pieces in a sealed container away from direct sunlight and extreme temperatures to prevent discoloration or warping of the plastic.
- Handling: Handle the assembled model with care to avoid accidental detachment of pieces.
6. Troubleshooting
- Missing Pieces: If you discover any missing pieces during assembly, carefully re-check the packaging and sorting area. If pieces are still missing, contact the seller, MOC Technology Parts Store, for assistance.
- Difficulty in Assembly: If you encounter difficulty understanding a step in the assembly process, refer back to the PDF Assembly Instructions. Ensure you are using the correct pieces and orientation as depicted.
- Loose Connections: If bricks do not connect securely, ensure there is no debris obstructing the studs or holes. Apply firm, even pressure when connecting pieces.
7. User Tips
- Organize Your Workspace: Before starting, clear a large, well-lit area. Sorting pieces into small containers or trays can significantly speed up the building process and prevent loss.
- Follow Instructions Carefully: Building complex models requires attention to detail. Double-check each step in the PDF instructions before proceeding.
- Take Breaks: If you feel frustrated or tired, take a break. Returning to the model with fresh eyes can help resolve difficulties.
- Enjoy the Process: Building block sets are designed for enjoyment. Take your time and appreciate the intricate design as it comes together.
8. Warranty and Support
This MOC building block set is manufactured by MOC Technology Parts Store. For any product-related inquiries, including missing parts or assembly assistance, please contact the seller directly through the platform where the purchase was made. Specific warranty details are not provided with this manual; please refer to the seller's policies or contact them for further information regarding product support.
9. Compliance Information
⚠ WARNING: This product can expose you to chemicals including phthalates (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.





