Any idea if the marbles are 16mm (0.63 in) in diameter? Thanks!

Yes. These marbles are standard toy size marbles (5/8 inch or 16 mm). Thanks for the question!

Do these fit in the marble shoot game?

These marbles are standard toy-size marbles (5/8 inch or 16 mm), feel free to compare the dimensions to confirm compatibility. Thanks for the question!

Is this compatible with National Geographic brand marble run?

Yes. All of our marbles are standard size marbles. National Geographic made their marble runs to be compatible with our marble run toys so they interconnect. Thanks for the question!

Is marble genius compatible with magicfly marble run?

The tubes from our sets have an outside diameter of 27mm (1.06'') and an inside diameter of 24mm (0.95''). You can compare the dimensions of our sets with your existing set to confirm if they're compatible. Thanks for the question!

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🌟 Light up playtime with the ultimate glow marble race experience!

APP ENHANCED LEARNING - Free app delivers expert instructions and fresh challenges to keep kids engaged.
ENDLESS CREATIVE PLAY - 115 vibrant, interlocking pieces spark imagination and STEM skills.
DURABLE KID FRIENDLY - Sturdy plastic and glass pieces designed for easy assembly and long-lasting play.
EXPANDABLE COMPATIBILITY - Seamlessly connects with all Marble Genius sets for ever-growing marble adventures.
GLOW IN THE DARK THRILLS - Unique marbles and track components light up nighttime races for unforgettable fun.

The Marble Genius 115 Pcs Glow in the Dark Running Track Starter Set combines 70 see-through track pieces and 15 glow-in-the-dark marbles (glass, plastic, and motion-activated) to create dynamic marble races. Designed for kids 4+, it encourages STEM learning, creativity, and motor skills development. The set includes a free app with step-by-step building guides and challenges, and is compatible with all Marble Genius accessories for endless expansion.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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I loved the variety of products available. Will definitely shop again.

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Model Number	GLOW_STARTER
Number of Pieces	115
Batteries Required?	No
Batteries Included	Yes
Material Type(s)	Plastic Glass
Target Gender	Unisex
Manufacturer recommended age	4 months and up
Item model number	GLOW_STARTER
Package Dimensions	40.59 x 31.09 x 11.71 cm; 100 g
ASIN	B08CWRFQTZ

Marble Genius 115 Pcs Glow in the Dark Glow in the Dark Running Track Racing Starter Set for Kids Ages 4+ STEM Educational Building Blocks Color Instruction Manual Christmas Thanksgiving Gifts for

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