SKU: 46635753641

GraviTrax - Balls & Spinner Extension

Sale price$10.79 Regular price$11.99
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 23 - Aug 28

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

GraviTrax - Balls & Spinner ExtensionLaunch more marbles! With the spinner up to six balls can be started at once. Watch as the marbles are sent on a race through your tracks. This extension allows you to build up to six different track courses. Combined with the Starter Set, you could have up to nine different tracks launched at once. How many marbles will you race? This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism,

Launch more marbles! With the spinner up to six balls can be started at once. Watch as the marbles are sent on a race through your tracks. This extension allows you to build up to six different track courses. Combined with the Starter-Set, you could have up to nine different tracks launched at once. How many marbles will you race? This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic energy and fun. Hit a snag? Freestyle with your own track design or use the tasks and blueprints included to help you to get started in the world of GraviTrax! Are the gravity spheres stopping or flying off before reaching the end target? Time for some problem solving. Rebuild and try something different! The GraviTrax track system can be extended indefinitely with extra track packs and add-on’s – each sold separately.

Includes:

  • Balls (x6)
  • Spinner 
  • Instructions
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 46635753641

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4.7 ★★★★★
Based on 27 reviews
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Verified Purchase
Sherry
Houston, US
★★★★★ 5
Love it, happy with the price
Size: 1 Panel, Color: Black
I have been using this product for a month now. I'm absolutely thrilled with my new Room Divider. It's has made a significant difference in my home. The divider is not only stylish and well-crafted but also incredibly functional. It has effectively separated my open space into cozy, distinct areas, enhancing privacy. Assembly was a breeze, and it's built to last. This room divider has truly transformed my living space, and I couldn't be happier.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2024
B
Verified Purchase
Bryon A.
Waukegan, US
★★★★★ 4
Privacy panels
Size: 4 Panel, Color: Black
They're well made,fabric is fairly thick but the wording had me thinking i was buying 4 sets of 4 panels instead of just 4 panels. My fault i guess.....
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Reviewed in the United States on August 18, 2025
K
Verified Purchase
Kindle Customer
Cuba, US
★★★★★ 5
Looks great
Size: 1 Panel, Color: Black
Easy set up works great.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2026
A
Amazon Customer
Port Orchard, US
★★★★★ 5
Versatile Room Divider With Easy Assembly and Strong Coverage
Size: 3 Panel 12FT W
I picked up this Siebwin 3-panel folding room divider mainly for privacy and room separation, and overall it works very well. Assembly is very straightforward, and the divider can be set up, taken apart, and stored without much effort. The fabric quality feels good, and the frame construction is stronger and more stable than expected. The support tubes especially feel well built and help keep the divider standing securely. One feature I really liked is the flexibility of the design. The panels can be used together as a complete divider or separated depending on the setup and available space. That makes it much more versatile for different room layouts or temporary privacy needs. The coverage is also very good, and the size matches the manufacturer’s description accurately. The fabric blocks light and background visibility well enough to provide solid privacy without feeling overly heavy. The wider feet also help improve stability compared to thinner folding dividers. Another positive detail is that everything arrived complete with no missing parts or damaged pieces, which made assembly much easier and faster. Compared to cheaper privacy screens, this one feels more durable and easier to customize depending on the situation. In terms of value for the money, it feels like a very practical and worthwhile purchase considering the size, flexibility, and build quality. Overall, a versatile and well-built room divider with easy assembly, strong privacy coverage, stable construction, complete included parts, flexible panel configuration, and excellent everyday functionality.
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Reviewed in the United States on May 27, 2026
F
Fred
Lake Worth, US
★★★★★ 5
Stable, flexible in deployment configuration, creates true privacy and looks great.
Size: 3 Panel 12FT W
This is the second room divider panel I have installed, and there are several features about this one that I like much better than my older one. The fact that there are no gaps and that the material is thicker means you get more privacy or more hiding power, if you wish. My older divider has vertical spaces between each of the panels and the panels are half as wide as the Siebwin panels, so there are many vertical spaces. The Siebwin divider really creates privacy. Another feature that I really appreciate is that the legs are wider and stand off from the floor. On my older one the legs are flat and they're rather awkward to adjust because they create more drag on the floor. The feet on the older one also loosen if you turn them counter clockwise, so adjustments of configuration that require the feet to be moved are more complex. The older divider also must be deployed in a zig-zag fashion because he feet are not as wide, but this new one can be deployed and stable in a straight, an "N" shape or an arc. They are both the same length, but because the older one must be use in a zig-zag deployment it doesn't reach to the length of the new one. The Siebwin divider definitely costs more at $103.48, but it sports several features and advantages over the other brand, so it does a better job and is worth the extra cost.
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Reviewed in the United States on May 25, 2026

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