1. Introduction
Thank you for choosing the COUOMOXA Upgrade Launching Marble Run Building Blocks set. This 130-piece STEM building set is designed to encourage creativity, problem-solving skills, and hands-on engagement for children aged 3 and up. It features a powerful launcher and various track components to create dynamic marble paths.
This manual provides essential information for the safe assembly, operation, and maintenance of your marble run set. Please read it carefully before use and retain it for future reference.

Image 1.1: The COUOMOXA Upgrade Launching Marble Run Building Blocks set in use.
2. Safety Information
- Recommended Age: This product is suitable for children aged 3 years and up.
- Small Parts Warning: The marbles included in this set are small and may pose a choking hazard for children under 3 years of age. Adult supervision is recommended during play, especially with younger children.
- Material Safety: The building blocks are made from 100% new ABS material, which is BPA-free, lead-free, and cadmium-free. All edges are smooth to ensure safe handling.
- Assembly of Marbles: Marbles may come in two halves. Ensure they are securely pressed together before use.

Image 2.1: Product material safety features and cleaning recommendation.
3. Package Contents
Your COUOMOXA Upgrade Launching Marble Run set includes 130 pieces, designed for comprehensive building and play. The main components are:
- Building Blocks (various shapes and sizes)
- Base Plates
- Launcher Set
- Seesaw Track Piece
- Magic Trigger Elephant Piece
- Slide Track Pieces (including slow speed slides)
- Crazy Swing Track Piece
- Marbles
- Instruction Booklet with 9 Demo Models

Image 3.1: Overview of specialized marble run components.
4. Assembly and Setup
Follow these steps to assemble your marble run:
- Prepare Marbles: If your marbles are in two halves, gently press them together until they click securely. Ensure they are fully closed before use.
- Connect Base Plates: Begin by connecting the base plates to form a stable foundation for your marble run.
- Build the Structure: Use the various building blocks to construct towers and supports for your tracks. The blocks are designed to fit snugly with other major brands of large building blocks.
- Integrate Track Pieces: Attach the track pieces (slides, curves, funnels, etc.) to your block structure. Ensure all connections are firm to prevent the track from collapsing during play.
- Install Special Features: Place the launcher, seesaw, magic elephant, and other unique components into your design. Refer to the instruction booklet for guidance on integrating these pieces into various models.

Image 4.1: Children engaged in building the marble run, illustrating the assembly process.

Image 4.2: Details on block compatibility and marble assembly.
5. Operating Instructions
Once your marble run is assembled, operating it is straightforward:
- Place Marbles: Drop one or more marbles into the starting point of your marble run, typically at the top of a track or into the launcher mechanism.
- Activate Launcher (if applicable): For the launching mechanism, place a marble into the designated slot. Press down on the trigger or button to propel the marble into the track.
- Observe the Flow: Watch as the marbles travel through the various tracks, loops, and special features. Adjust your design as needed to optimize the marble's path.

Image 5.1: Instructions for using the marble launcher.
6. Building Ideas and Models
The included instruction booklet provides 9 demo models, ranging from easy to complex, to inspire your building. These models serve as a starting point for understanding how different components work together. Feel free to experiment and create your own unique marble run designs.
- Start with simpler models to familiarize yourself with the pieces.
- Gradually move to more complex designs or combine elements from different models.
- Experiment with different track configurations to see how they affect marble speed and direction.

Image 6.1: Examples of 9 demo models from the instruction booklet.
7. Maintenance and Care
- Cleaning: The blocks and track pieces can be disinfected by washing with warm water and mild soap, or by carefully using boiling water for sterilization. Ensure all parts are completely dry before storage.
- Storage: Store all components in a clean, dry place away from direct sunlight to prevent material degradation. Keeping pieces organized will facilitate future play.
- Inspection: Periodically inspect all pieces for any signs of wear or damage. Discontinue use of any broken parts to ensure safety.
8. Troubleshooting
- Marbles getting stuck: Check all track connections for proper alignment. Ensure there are no gaps or misaligned pieces that could impede marble flow. Re-evaluate the stability of the supporting block structure.
- Blocks not fitting snugly: While designed for compatibility, some variations in fit may occur. Try rotating blocks or using different pieces if a connection feels loose. Ensure blocks are pressed firmly together.
- Launcher not working: Verify that the marble is correctly placed in the launcher's slot. Ensure the trigger mechanism is clear of obstructions and can move freely.
- Marbles breaking apart: If marbles separate into halves, ensure they are firmly pressed together before use. If marbles are damaged, contact customer support for assistance.
9. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 13.39 x 9.84 x 3.94 inches |
| Item Weight | 2.99 pounds |
| Manufacturer Recommended Age | 3 years and up |
| Material | 100% New ABS Plastic (BPA-free, Lead-free, Cadmium-free) |
| Number of Pieces | 130 |

Image 9.1: Product packaging with dimensions.
10. Warranty and Support
COUOMOXA is committed to providing quality products and customer satisfaction. While specific warranty details are not provided in this manual, the manufacturer generally stands by its products. If you encounter any issues, have questions, or require replacement parts, please contact COUOMOXA customer service through the retailer where the product was purchased or visit the official COUOMOXA store online.
No official product videos from the seller were available for embedding in this manual.