Introduction
This instruction manual provides detailed guidance for assembling and understanding the features of your LEGO Ideas Home Alone McCallisters' House Building Set (Model 21330). This collectible model kit allows builders to recreate iconic scenes and display a detailed replica of the famous house. It is designed for adult builders and enthusiasts.
Key Features
- Buildable LEGO model of the McCallisters’ house with walls and roof that open for easy access.
- Includes a separate tree house and the crooks’ van.
- Interactive functions: swinging paint cans, a basement furnace that lights up (LR41 battery included), and a lever to push Kevin down the stairs on his sledge.
- Features 5 LEGO minifigures: Kevin McCallister, Kate McCallister, Harry, Marv, and ‘Old Man’ Marley.
- The building process is divided into 24 bags, following the movie’s plot for an immersive experience.
- Comes with an illustrated booklet providing information about Home Alone, the set’s fan creator, and LEGO designers.
Assembly Instructions
The LEGO Ideas Home Alone McCallisters' House Building Set (Model 21330) contains 3,957 pieces. The building process is organized into 24 numbered bags, designed to follow the chronological events of the movie. Detailed, step-by-step visual instructions are provided in the included booklet.
To begin assembly, open the bags in numerical order as indicated in the instruction manual. Ensure all pieces for each step are present before proceeding. The manual uses clear illustrations to guide you through each stage of construction.

Image: The LEGO Home Alone set pieces and partially assembled sections, illustrating the building process.
Operating Features
Interactive Elements
- Detachable Levels: Each level of the house is designed to be detachable, and the walls and roof open up, allowing for easy access to the interior details and play features.
- Swinging Paint Cans: Recreate Kevin's iconic booby traps with functional swinging paint cans.
- Light-Up Basement Furnace: The basement furnace includes a LEGO light brick, which illuminates to enhance the movie-accurate details. An LR41 battery is included for this feature.
- Stair Sledge Function: A lever mechanism allows you to simulate Kevin's descent down the stairs on his sledge.
- Attic Zip Line: A functional zip line extends from the attic to the treehouse, adding dynamic play possibilities.

Image: Detailed interior scenes of the LEGO McCallisters' House, showcasing various interactive elements and minifigures.
Minifigures
The set includes five detailed LEGO minifigures, allowing you to recreate memorable characters and scenes from the movie:
- Kevin McCallister
- Kate McCallister (Kevin's mom)
- Harry (one of the 'Wet Bandits')
- Marv (the other 'Wet Bandit')
- ‘Old Man’ Marley (the neighbor)
Harry and Marv's van is also included, complete with crowbar and police hat elements inside.

Image: The five LEGO minifigures included in the set, alongside the detailed crooks' van.
Maintenance
To ensure the longevity and appearance of your LEGO set, follow these maintenance guidelines:
- Cleaning: Dust regularly with a soft, dry cloth or a soft-bristled brush. For deeper cleaning, gently wash individual bricks with mild soap and lukewarm water. Rinse thoroughly and air dry. Avoid harsh chemicals or abrasive materials.
- Storage: Store the assembled model in a cool, dry place away from direct sunlight to prevent discoloration and material degradation. If disassembling for storage, keep all pieces in sealed containers to prevent loss.
- Battery Replacement: The LR41 battery for the light brick can be replaced when needed. Refer to the specific instructions for the light brick component for safe replacement.
Troubleshooting
If you encounter any issues during assembly or with the completed model, consider the following:
- Missing Pieces: In the rare event of a missing piece, please contact LEGO Customer Service directly. They can assist with replacement parts.
- Assembly Errors: Carefully review the instruction manual for the specific step where an error might have occurred. LEGO instructions are highly visual; re-tracing your steps often resolves the issue.
- Light Brick Not Working: Ensure the LR41 battery is correctly inserted and has sufficient charge. If the issue persists after replacing the battery, contact LEGO Customer Service.
Product Specifications
| Specification | Detail |
|---|---|
| Product Dimensions | 22.91 x 18.9 x 6.69 inches |
| Item Weight | 11.85 pounds |
| ASIN | B09JKVRYXC |
| Item Model Number | 6347938 |
| Manufacturer Recommended Age | 18 years and up |
| Batteries | 1 x LR41 battery required (included for light brick) |
| Release Date | February 1, 2022 |
| Manufacturer | LEGO |
| Number of Pieces | 3957 |
Official Product Videos
No official seller videos are available for this product at this time.
Warranty and Support
LEGO products are manufactured to high-quality standards. For any questions regarding product quality, missing parts, or assembly assistance, please visit the official LEGO website or contact their customer service department. Specific warranty details may vary by region and product type; refer to the packaging or LEGO's official support channels for the most current information.