Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great building game for boys & girls A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately. STEM and construction toys for kids age 8 years up. Great Christmas gifts and birthday presents for children.
Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great building game for boys & girls A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately. STEM and construction toys for kids age 8 years up. Great Christmas gifts and birthday presents for children.
GraviTrax - Extension Twirl
Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great building game for boys & girls A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately. STEM and construction toys for kids age 8 years up. Great Christmas gifts and birthday presents for children.
Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great building game for boys & girls A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately. STEM and construction toys for kids age 8 years up. Great Christmas gifts and birthday presents for children.
in 16 offers
The lowest price for GraviTrax - Extension Twirl right now is $37.95 at Kogan.com, compared across 15 retailers.
The all-time low was $20.00 on 28 Feb 2026 — today's price is 90% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 7 July 2026.
Last updated at 07/07/2026 08:04:01
Ravensburger 24857 GraviTrax Extension Triplex GraviTrax Extension for Your Marble Run and Construction Toy from 8 Years, GraviTrax Accessories Can be
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
GraviTrax: Interactive Track Set - Twirl
Delivery $8.70
GraviTrax Extension Twirl
Delivery between 9–17 July $9.90
GraviTrax - Twirl Expansion Pack
Delivery between 10–21 July $10.95
GraviTrax Twirl Extension Add On
Delivery between 10–14 July $10
GraviTrax Extension Twirl Marble Run Build/Play Kids/Family STEM Toy 8y+
Free delivery between 10–14 July
GraviTrax - Twirl Expansion Pack
Delivery between 10–21 July $10.95
GraviTrax - Twirl (Extension)
Free delivery
Gravitrax - Extension Twirl
Delivery between 9–17 July $12.50
GraviTrax Extension Twirl
Delivery $10
| Educational Objective(s) | Spatial Awareness, Construction Skills |
| Number of Game Players | 1+ |
| Number of pieces | 35 |
| Assembly Required | No |
| Material Type(s) | Plastic |
Ravensburger 24857 GraviTrax Extension Triplex GraviTrax Extension for Your Marble Run and Construction Toy from 8 Years, GraviTrax Accessories Can be
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
GraviTrax: Interactive Track Set - Twirl
Delivery $8.70
GraviTrax Extension Twirl
Delivery between 9–17 July $9.90
GraviTrax - Twirl Expansion Pack
Delivery between 10–21 July $10.95
GraviTrax Twirl Extension Add On
Delivery between 10–14 July $10
| Educational Objective(s) | Spatial Awareness, Construction Skills |
| Number of Game Players | 1+ |
| Number of pieces | 35 |
| Assembly Required | No |
| Material Type(s) | Plastic |
