Introduction
Thank you for choosing the YY LANDTOYS 125-Piece Dinosaur Marble Run Building Blocks set. This engaging STEM toy is designed to stimulate imagination, foster problem-solving skills, and provide hours of educational fun for children aged 3 and up. This manual will guide you through the assembly, operation, and care of your new marble run.
Safety Information
- Recommended Age: This toy is suitable for children aged 3 years and older.
- Material Safety: Constructed from Acrylonitrile Butadiene Styrene (ABS) plastic, which is BPA-Free, Non-Toxic, and Odorless.
- Design: Features smooth edges and surfaces to ensure safe play. The product has passed choking hazard tests.
- Supervision: Adult supervision is recommended during play, especially for younger children, to ensure proper use and prevent misuse of smaller components.

Image: Close-up of the building blocks highlighting smooth edges and the use of high-quality, safe ABS plastic.
Package Contents
Before beginning assembly, please verify that all components are present in your package:
- 125 Pcs Lego Duplo Compatible Blocks
- 3 Dinosaur Figures
- 1 Manual Instruction Booklet

Image: A visual representation of the various blocks, tracks, and dinosaur figures included in the 125-piece set.
Assembly Instructions (Setup)
Follow the step-by-step instructions provided in the included manual booklet to construct your Dinosaur Marble Run. The blocks are designed for easy connection and compatibility with other classic big blocks.
- Unpack all components and sort them by type and color for easier identification.
- Refer to the detailed diagrams in the instruction booklet to begin building the base structure.
- Connect the track pieces, ensuring they are securely fitted to allow for smooth marble movement.
- Integrate the dinosaur figures and other decorative elements as desired to create a vibrant Jurassic jungle theme.
- Test the stability of your structure periodically during assembly.

Image: Step-by-step visual guide for constructing the marble run structure.
For a visual demonstration of assembly and play, please watch the official product video below:
Video: Official product video demonstrating the assembly and operation of the Dinosaur Marble Run.
Operating Instructions
Once assembled, the Dinosaur Marble Run offers interactive play:
- Place the included marbles or dino eggs at the starting points of the tracks.
- Release the marbles/eggs and observe them travel through the various slides, funnels, and curves.
- Experiment with different starting points and track configurations to discover new paths and speeds.
- Engage with the dinosaur figures to create imaginative play scenarios around the marble run.

Image: Marbles navigating through the various track elements of the Dinosaur Marble Run.
Maintenance
- Cleaning: Wipe blocks and track pieces with a damp cloth and mild soap if necessary. Ensure all parts are completely dry before storage.
- Storage: Store the marble run in a cool, dry place away from direct sunlight to prevent material degradation. Disassemble if needed for compact storage.
- Inspection: Periodically check all pieces for any signs of wear or damage. Replace any broken parts to maintain safety and functionality.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Marble run collapses easily. | Blocks are not securely connected. | Ensure all blocks are firmly pressed together. Rebuild unstable sections, paying close attention to the connections. |
| Marbles get stuck or do not flow smoothly. | Track pieces are misaligned or have insufficient slope. | Check all track connections for proper alignment. Adjust the height and angle of supporting blocks to create a continuous downward path for the marbles. |
| Difficulty assembling certain parts. | Complex section or tight fit. | Refer to the detailed instruction manual diagrams. Apply gentle, even pressure when connecting blocks. If a piece is too tight, ensure it is oriented correctly. |
Specifications
- Model Name: 5088C
- Brand: YY LANDTOYS
- Number of Pieces: 125
- Material: Acrylonitrile Butadiene Styrene (ABS), BPA-Free, Non-Toxic, Odorless
- Item Dimensions (L x W x H): 12.4 x 12.2 x 4.72 inches (31.0 cm x 31.5 cm x 12.0 cm)
- Recommended Age: 36 months to 960 months (3 to 80 years)
- Educational Objective: Creative Thinking, Hand-Eye Coordination, Imagination Development, Problem Solving Skills, STEM, Size Recognition Skills, Team Building Skills, Visual Development
- Power Source: Manual (No batteries required)
- UPC: 767461174397
Warranty and Support
For any questions, concerns, or support regarding your YY LANDTOYS Dinosaur Marble Run, please contact the manufacturer directly through their official channels or the retailer where the product was purchased. Please retain your proof of purchase for any warranty claims.