K'NEX Supernova Blast Roller Coaster Building Set

20 reviews ratings
Walmart #: 551606767
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  • Age Range: 9 years and up
  • 840 pieces
  • Glow-in-the-dark track
  • About this item

    Get ready for an intergalactic adventure with the K'NEX Supernova Blast Roller Coaster Set! Use over 800 K'NEX pieces including classic flexi-rods to build a model over three feet high. The specialized blaster motor launches the car on an out-of-this-world adventure through 22 feet of glow-in-the-dark track. For more fun, download instructions for a second coaster, the Sonic Boom, or choose one of the other alternate model instructions available that you can download for the K'NEX building sets. The pieces of the track are all multi-colored to provide a fun appearance.

    K'NEX Supernova Blast Roller Coaster Building Set:

    • 840 pieces
    • Build a model over 3 ft high
    • Glow-in-the-dark track
    • Alternate model instructions available for download
    • Requires 3 C batteries (not included)
    • Over 22 feet of track for the car to go across
    • Comes with a specialized blaster motor that launches the car
    • Recommended for children 8 years and up
    • Multi-colored track pieces


    Age: 8 - 11 Years ,  12 - 14 Years
    Battery Type: Does Not Contain a Battery
    Multi Pack Indicator: No
    Model No.: 51437
    Shipping Weight (in pounds): 2.95
    Product in Inches (L x W x H): 18.0 x 3.25 x 14.0
    Assembled in Country of Origin: USA
    Origin of Components: USA and Imported
    Walmart No.: 551606767

    Customer reviews

    Customer Reviews | 20 reviews | 3.5 out of 5

    3.5 stars

    20 reviews | 3.5 out of 5

    5 stars
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    Would recommend to a friend



    So Fun Even Adults join in !

    Customer review by marbar327

    5.0 stars by marbar327

    This was so fun to build and to see in motion :) Well worth it as a project to do with your kids .

    Howard, OH
    Would recommend to a friend? Yes

    Customer review by stargalaxie28

    5.0 stars by stargalaxie28

    Love that the motor is more powerful and also that it has instructions to build on to the coaster !

    Would recommend to a friend? Yes
    great service

    Customer review by mommom

    5.0 stars by mommom

    My grandson loves these, and this is the 3rd year I have ordered and I have never had a problem!

    Would recommend to a friend? Yes
    1-3 of 18 total reviews See all

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