LEGO 71438
LEGO Super Mario World: Mario & Yoshi Building Set 71438 Instruction Manual
Model: 71438
Introduction
This instruction manual provides essential information for the assembly, operation, and care of your LEGO Super Mario World: Mario & Yoshi Building Set 71438. This collectible model features pixelated figures of Mario and Yoshi, designed for display with interactive elements.

Image: The fully assembled LEGO Super Mario World Mario & Yoshi Building Set 71438, showcasing the pixelated design of Mario riding Yoshi.
Safety Information
WARNING! CHOKING HAZARD. Small parts and small balls. Not suitable for children under 3 years.
This product contains small components that may pose a choking risk. Adult supervision is recommended during assembly, especially if children are present. Always keep small parts away from infants and young children.
Setup and Assembly
The LEGO Super Mario World: Mario & Yoshi Building Set 71438 is designed for adult builders (ages 18+). Assembly requires careful attention to detail.
1. Unpacking and Part Verification
Carefully unpack all components from the box. It is recommended to sort the pieces by color and type to facilitate the building process. Refer to the parts list provided in the LEGO Builder app to ensure all 1215 pieces are present.
2. Building Instructions
Detailed, step-by-step 3D building instructions are available exclusively through the LEGO Builder app. Download the app on your smartphone or tablet for an interactive and guided building experience. The app allows you to zoom, rotate, and view your model in 3D as you build.

Image: A view of the internal mechanisms and the building process of the LEGO Mario & Yoshi set. This image highlights the intricate construction required for the model's interactive features.
Operating Interactive Features
Once assembled, your LEGO Super Mario World: Mario & Yoshi Building Set 71438 offers several interactive features:
1. Mario and Yoshi Running Action
Locate the crank mechanism at the base of the model. Turn the crank to activate a running motion, making Yoshi move with Mario in tow. This feature recreates the classic side-scrolling video game experience.
2. Yoshi's Tongue Movement
A wheel is positioned behind Yoshi's head. Rotate this wheel to extend and retract Yoshi's tongue, adding another dynamic element to the display.

Image: A close-up view demonstrating Yoshi's tongue extending and retracting, controlled by a wheel mechanism.
3. Action Tag for Digital Interaction
The model includes an action tag. For an enhanced interactive experience, you can add a LEGO Mario, LEGO Luigi, or LEGO Peach figure (from sets 71439, 71440, or 71441, sold separately) to see their digital reactions when placed on the tag.
Maintenance and Care
To ensure the longevity and appearance of your LEGO model, follow these care guidelines:
- Cleaning: Use a soft, dry cloth to gently wipe away dust. For more thorough cleaning, use a mild soap solution and a soft brush, then rinse with clean water and air dry. Avoid harsh chemicals or abrasive materials.
- Storage: Store the model in a cool, dry place away from direct sunlight to prevent discoloration or material degradation.
- Handling: Handle the model with care, especially when moving it, to avoid accidental disassembly of smaller components.
Troubleshooting
Missing Pieces
If you discover any missing pieces during assembly, please contact LEGO Customer Service directly. They can assist with replacement parts.
Interactive Features Not Working
- Crank/Wheel Movement: Ensure all gears and connecting elements are correctly assembled according to the LEGO Builder app instructions. Check for any loose or misaligned bricks that might be obstructing the mechanism.
- Action Tag: Verify that the LEGO Mario, Luigi, or Peach figure is placed correctly on the action tag. Ensure the figure's batteries are charged and it is functioning properly (if applicable).
Specifications
| Model Number | 71438 |
| Brand | LEGO |
| Series | Super Mario World |
| Number of Pieces | 1215 |
| Dimensions (approx.) | 40 cm (H) x 26 cm (W) x 11 cm (D) |
| Weight (approx.) | 1.73 kg |
| Recommended Age | 18+ years |
| Material | Plastic |
Warranty Information
LEGO products are manufactured to high-quality standards. If you experience any issues with your product, please refer to the official LEGO website for detailed warranty information and terms of service. LEGO typically offers a warranty against manufacturing defects.
Customer Support
For further assistance, missing parts, or technical support, please visit the official LEGO Customer Service website:
You can also find additional resources and community forums on the LEGO website.
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