Experience the power of gravity! GraviTrax is the all Construction toy STEM track system from Ravensburger! Use your imagination to build superb tracks and set the gravity spheres rolling! Create the element of surprise! Use the Tunnels to hide the marbles as they travel through your track. Combine the Tunnels with your GraviTrax Starter-Set for added mystery to your track. Will you be able to keep your eye on the marble as it rolls through the tunnels?

This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic energy and fun. Hit a snag? Freestyle with your own track design or use the tasks and blueprints included to help you to get started in the world of GraviTrax! Are the gravity spheres stopping or flying off before reaching the end target? Time for some problem solving. Rebuild and try something different!

The GraviTrax track system can be extended indefinitely with extra track packs and add-on’s – each sold separately. This set is suitable for 1+ players, ages 8 years and up. Fully complies with all necessary UK and EU testing standards. Includes 4x Curved Tunnels, 2x Straight Tunnels, 2x 'Y' Junction Tunnels, 2x Card Bases, 1x Vertical U-Turn, 2x Drop Rails, 2x Bent Rails

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 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!

Comes complete with 4 curved Tunnels, 2 straight Tunnels, 2 Y-junction Tunnels, 2 card bases, 1 vertical U-turn, 2 drop o-tracks, 2 bowed Bernoulli tracks and instructions.

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!

4x Curved Tunnels, 2x Straight Tunnels, 2x 'Y' Junction Tunnels, 2x Card Bases, 1x Vertical U-Turn, 2x Drop Rails, 2x Bent Rails