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  • New

    Marble Run Building Blocks Set

    Bundle
    In stock. Ready to Ship.Only 8 left in stock. Ready to Ship.
    Gift bag

    Check the box to add a playful gift bag for $3.95

    Snap it. Stack it. Race the marble. Watch real skills grow.

    A build-your-own marble run made of chunky, palm-sized blocks and see-through slides. Kids plan the track, snap it together and chase the marble from funnel to finish — training logic, focus and hand-eye coordination the whole way down. No batteries, no screens, no tools: just a box that turns into something new every time it's opened.

    • Clear-View Tubes - Kids track the marble the whole way down, so cause and effect clicks on its own.
    • Easy-Snap Cubes - Chunky palm-sized blocks snap together by hand, sized for little fingers to build solo.
    • Learning Stickers - Animals, letters and numbers on every window turn the blocks into flash cards kids actually want.
    • Rounded, Burr-Free Edges - Seamless snap joins with nothing sharp, nothing to charge and nothing to pinch.
    • Screen-Free Focus - One marble drop at a time trains attention with zero batteries and zero screens.
    • Endless Rebuilds - Three set sizes on one block system, so the track never has to be the same twice.

    The Feel: Chunky and glossy. Satisfying snaps. Smooth, rounded edges.

    Product Specifications
    Age: 3+

    Contains: Snap-together cube blocks · clear slides, rails and funnels · catch bowls · rolling marbles · learning stickers

    Set sizes: Small, Medium and Large bundles — same block system, more pieces as you go up

    Block size: About 1.9 × 1.9 in (4.8 × 4.8 cm) per cube

    Marble size: About 0.8 in (2 cm)

    Material: Glossy toy plastic with seamless snap joins and rounded, burr-free edges

    Care: Wipe clean with a damp cloth and air dry

    Batteries: None needed
    Delivery and Returns

    SHIPPING
    Shipping costs just , and it's free on any order above .


    DELIVERY
    Once your order is placed, rest assured as our team works swiftly to have it sent to your doorstep.
    Here's an overview of our average delivery times:

    United States
    - Regular Shipping: 5–8 days
    - Express Shipping: 2–5 days

    Canada
    - Regular Shipping: 5–8 days

    Worldwide
    - Regular Shipping: 7-10 days


    RETURNS

    We aim for 100% customer satisfaction.
    If for any reason your order did not meet your expectations, you may return it to us within 14 days from the delivery date, granted that the product is unused.

    Should you wish to initiate the return process, please reach out to us here, and we will guide you through the steps.

    Frequently asked question

    The set is marked ages 3+. The cubes are chunky and palm-sized for small hands, but the marbles are small (about 0.8 in), so we recommend grown-up supervision for the youngest builders.
    All three sizes use the same snap-together block system — the bigger the set, the more blocks, slides and marbles, which means taller towers and more complex tracks. Based on the product details, the pieces are part of one system, so sets can grow together.
    No — nothing to charge and nothing to screw. The blocks snap together by hand, and gravity does the rest.
    Wipe the blocks with a damp cloth and let them air dry. The glossy plastic doesn't hold onto grime.
    The blocks use a seamless snap-fit design with round ports that hold the slides in place, so finished builds hold their shape during normal play — and if a tower does take a tumble, rebuilding it is half the fun.