Ravensburger GraviTrax XXL Starter Set – Innovative Marble Run & STEM Building Toy

Elevate marble play with the Ravensburger GraviTrax XXL Starter Set

Take marble adventures to a bigger scale with this mega set. The GraviTrax XXL Starter Set includes 242 pieces to build sprawling, customizable marble runs, plus 9 track designs, 24 challenges, and three action accessories: a Magnetic Cannon, a Hammer, and a Loop. Open-ended play and tactile construction invite exploration, experimentation, and repeat sessions that feel fresh each time.

Design, build, and explore gravity

The GraviTrax system lets kids design their own race routes and assemble them piece by piece. By blending gravity, magnetism, and motion in a hands-on, electronic-free environment, children practice planning, testing, and iterative thinking while seeing how ideas play out in real time.

• 242 pieces provide a wide canvas for expansive, customizable runs
• 3 action accessories unlock dynamic movement and surprises on the track
• 9 track designs and 24 challenges guide exploration or encourage open-ended play
• Electronic-free design supports tactile, engineering-focused thinking

What’s in the box? A robust mix of components includes metal marbles, sturdy bases, transparent levels, height tiles, a variety of track pieces, and finish lines. The system is compatible with other GraviTrax sets, allowing you to grow the marble-run world without starting from scratch.

• 9 metal marbles for varied travel experiences
• 6 rugged card bases to anchor tracks
• 4 transparent levels to visualize height and motion
• 80 large height tiles and 24 small height tiles for multi-level layouts
• 36 tracks in multiple lengths plus 42 curves for diverse routes
• 1 Magnetic Cannon, 1 Loop, 1 Hammer, 2 finish lines
• 8 basic tiles and inserts to tailor each run

Why families love GraviTrax XXL

Durable and age-appropriate for kids 8 and up, the XXL Starter Set appeals to curious minds who enjoy hands-on building. The product line has seen widespread popularity with millions of units sold and recognition as a leading marble run system, making it a compelling option for families seeking a lasting, expandable STEM-friendly toy.

Real-life play ideas

Set up quick challenges, compare track designs for speed, or mix sections to explore how height, slope, and momentum alter marble travel. The tactile feedback—the satisfying click of connectors, the soft clink of marbles, and the illumination from clear levels—adds sensory appeal to learning through play.