Mastermind Toys

GraviTrax Starter Set

GraviTrax Starter Set - Main image
$53.59 $79.99 In stock

Category: Building Sets

FOR KIDS

Experience the power of gravity by building action-packed track systems and discovering how the laws of physics affect each marble's journey through your amazing interactive track! Easily connect curves, junctions, freefalls, and even a magnetic cannon to experiment with racing, maintaining momentum, and executing trick moves—all completely on your own!

FOR PARENTS

A versatile GraviTrax Starter-Set designed for boys and girls ages 8 and up, featuring lasting durability and 122 diverse pieces to create a variety of customized marble runs. This electronic-free, open-ended, and expandable construction set challenges children to use their imagination while using STEM-friendly concepts to build critical thinking and problem-solving skills as they design and build their own tracks.

WHAT’S INSIDE

  • 122 diverse pieces
  • Instructions and 9 track designs
  • 6 metal marbles
  • 4 rugged 12" x 12" card bases
  • 2 transparent levels
  • 40 large and 12 small height tiles
  • 21 curves
  • 3 junctions
  • 2 switches
  • 1 3-in-1 tile
  • 1 vortex
  • 1 launcher
  • 1 Magnetic Cannon
  • 18 tracks (3 long, 6 medium, and 9 short)
  • 1 finish line
  • 4 basic tiles and inserts (2 catchers, 1 freefall, 1 splash, 1 landing)
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Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.7 / 5 · 3 reviews)

Claire ★★★★★

My 7-year-old has spent hours building different marble runs, and I love how the modular pieces let them try new layouts each time. Seeing the marbles navigate the curves and drops based on gravity is both fun and educational.

Robert B. ★★★★★

The clear track pieces snap together tightly, which is great because my kids keep building these crazy loops and they don't collapse. We've spent hours testing how different starting heights change the marble's speed through the curves.

Ryan ★★★★☆

My 8-year-old loves figuring out how to angle the track pieces to get the marble to the finish line. We just wish the base set came with a few more blocks for taller structures.