Marble Genius Tubes, 30pcs Marble Run Accessory Set for Kids Ages 4+, Fun Building & Learning Educational Construction Add-on Kit for Teens STEM
Key features
- •30 see-through marble run tube pieces allow you to see all the action.
- •Standard toy size marbles (5/8 inch or smaller) work with this set (no marbles included with this set).
- •Compatible with Marbulous Marble Run Toys including our Marble Genius Marble Run Starter Set (60 pc.), Super Set (85 pc.), Extreme Set (125 pc.), & 8 Accessory Sets.
Marble Genius Tubes, 30pcs Marble Run Accessory Set for Kids Ages 4+, Fun Building & Learning Educational Construction Add-on Kit for Teens STEM
List Price: $33.81$30.43DEALYou Save: $3.38 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers4.9
out of 5
Based on 10 reviews
5★
90%
4★
10%
3★
0%
2★
0%
1★
0%
Five Stars
Alexa•March 29, 2018
Great toy. My son love this.
They have a great, tight fit
P. Ericksen•March 19, 2018
They have a great, tight fit. Some of the other imposter sets (Meland, etc) have a much looser fit and if you try to move things, it all falls apart.
Great product.
ChibiGem•March 10, 2018
Same quality as ones that come with the kit. Great product.
Five Stars
Stanley•March 4, 2018
A must!
Five Stars
Scott Carpenter•January 24, 2018
not just wonderful for our "just turned 4 year old" but daddy and mommy can join the creative adventures
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