Last updated at 18/08/2026 06:29:56
GraviTrax PRO Giant Set 409 Pieces STEM Marble Run Building Kit for Kids Ages 8+
Free delivery
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GraviTrax PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery between Thu – Fri
PRO Starter Set Giant
Delivery $117.99
GraviTrax PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery between 21–25 Aug
Gravitrax Pro Starter-set Giant Marble Run Stem Toy Build/play
Free delivery
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 - Pro Starter-set Giant
Free delivery
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 PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery
GraviTrax PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery
GraviTrax PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery
GraviTrax - PRO Starter-Set Giant
Free delivery between Fri – Mon
originally posted on ebay.com
great STEM toy and even my 4 year old loves it.
| Number of Game Players | 1+ |
| Number of pieces | 415 |
| Assembly Required | No |
| Material Type(s) | Plastic, Metal |
| Release date | 29 May 2022 |
GraviTrax PRO Giant Set 409 Pieces STEM Marble Run Building Kit for Kids Ages 8+
Free delivery
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 PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery between Thu – Fri
PRO Starter Set Giant
Delivery $117.99
GraviTrax PRO Starter-Set Giant Marble Run STEM Toy Build/Play Kids/Family 8y+
Free delivery between 21–25 Aug
Gravitrax Pro Starter-set Giant Marble Run Stem Toy Build/play
Free delivery
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!
great STEM toy and even my 4 year old loves it.
| Number of Game Players | 1+ |
| Number of pieces | 415 |
| Assembly Required | No |
| Material Type(s) | Plastic, Metal |
| Release date | 29 May 2022 |
GraviTrax Pro Giant Starter Set
Play in the big leagues with the “GraviTrax PRO Giant Starter-Set” and create the tricked-out marble run of your dreams! With 409 diverse pieces, this massive construction set offers everything you need to build giant vertical action-packed marble runs! Included plans make set up a snap while encouraging creativity.
Play in the big leagues with the “GraviTrax PRO Giant Starter-Set” and create the tricked-out marble run of your dreams! With 409 diverse pieces, this massive construction set offers everything you need to build giant vertical action-packed marble runs! Included plans make set up a snap while encouraging creativity.
Play in the big leagues with the “GraviTrax PRO Giant Starter-Set” and create the tricked-out marble run of your dreams! With 409 diverse pieces, this massive construction set offers everything you need to build giant vertical action-packed marble runs! Included plans make set up a snap while encouraging creativity.
Play in the big leagues with the “GraviTrax PRO Giant Starter-Set” and create the tricked-out marble run of your dreams! With 409 diverse pieces, this massive construction set offers everything you need to build giant vertical action-packed marble runs! Included plans make set up a snap while encouraging creativity.
in 20 offers
The lowest price for GraviTrax Pro Giant Starter Set right now is $339.95 at BIG W, compared across 18 retailers.
The all-time low was $104.03 on 8 May 2026 — today's price is 227% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 18 Aug 2026.
