You will not be allowed to compare more than 4 products at a time
View compareThames & Kosmos Marble Run: Essential 70Piece Set | Construction Set
Thames & Kosmos Marble Run: Essential 70Piece Set | Construction Set
Out of stock
Sold by ToyTooth — Your trusted kids' toy store.
Returns accepted within 30 days | support@toytooth.com
Shipping Information
- Free Shipping Across the USA
- Processing Time: 3–5 business days
- Estimated Delivery: 6–10 business days after dispatch
- Securely packed to ensure your purchase arrives in perfect condition
- Tracking number sent via email once dispatched
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · Item must be unused & in original packaging
Safety & Compliance
California Proposition 65 Warning
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
www.P65Warnings.ca.govGeneral Product Safety Advisory
Always read the product label, instructions, and safety warnings before use. Do not use damaged or modified products. Store products in appropriate conditions as specified by the manufacturer.
Keep all products out of reach of children unless specifically designed for their use.
Product Authenticity & Notice
All products sold by ToyTooth are 100% authentic, sourced directly from trusted toy suppliers and brands. Product colors and dimensions may vary slightly from images due to screen calibration and manufacturing tolerances.
ToyTooth — Fun Toys for Every Kid, Delivered to Your Door.
Share
Couldn't load pickup availability
Guarantee safe and secure checkout
Description
Description
Build, Experiment, And Learn With This Stuntfilled, Actionpacked Marble Run Kit. With 60 Colorful, Large, Durable Track Pieces, This Kit Has Everything You Need To Design An Endless Variety Of Runs. Easily Stack The Securely Interlocking Pieces Together, And Then Send The Ten Glass Marbles Zooming Through The Thrilling Obstacles. Watch As They Leap, Flip, And Spin Through Stunts Like The Air Jump Slide And Catcher, 360Degree Flip, Multicollision Track, Bumper Steps, Coursechanger, And Spinners. Every Stunt Is More Than Just Fun Its A Physics Lesson In Action! Young Builders Will Explore Force, Motion, Momentum, Gravity, Newtons Laws, Energy Transfer, Friction, Acceleration, Deceleration, And Collisions All Through Handson Trial And Error. Can Your Marble Make It Through The Track? If Not, Tweak, Reengineer, And Try Again! Time Your Marbles To Compare Different Stunt Combinations, Experiment With Speed, And Discover What Makes A Faster Run. When Not In Use, Store All Your Marble Run Pieces In The Included Storage Bag. With An Eightpage Illustrated Manual That Includes Stepbystep Instructions And Guided Experiments, This Kit Makes Stem Learning Exciting, Interactive, And Endlessly Repeatable.

