Take your marble for an unexpected spin with the “GraviTrax Loop” accessory!

Turn the marble upside down with the Loop accessory. Experiment with how much speed the marble needs to loop-the-loop. This accessory also includes 6 additional tracks.
*GraviTrax Starter-Set required

What makes a great toy? GraviTrax checks all the boxes! It’s a creative, modular, expandable track system that challenges children to use their imagination to design and build their own marble runs! Electronic-free, GraviTrax construction sets use STEM-friendly concepts while building critical thinking and problem-solving skills. Completely open-ended, every GraviTrax set has a boredom-busting variety of play options for hours of fascinating fun. Once the basics are mastered, simply add expansion sets and accessories to propel those metal marbles around the tricked-out track of your dreams!

Lasting durability for girls and boys ages 8 and up, it’s the learning toy children (and savvy adults) return to over and over again!

Ages: 8+
Players: 1+
Playtime: open ended playtime

Contents: Instructions (D, F, EN, NL, E), 1 Loop Tile, 1 Long Track, 2 Medium Tracks, 3 Short Tracks