Ravensburger GraviTrax: Trax Expansion Set | Enhance Your Marble Run Experience | STEM Toy for Kids Ages 8 and Up | Compatible with All GraviTrax Systems | Ranked No.1 Marble Run System in The U.S

Extend your marble run for even more amazing fun with the “GraviTrax Trax Expansion” set!Keep the fun rolling and add some height, distance and curves to your marvelous marble run with the “GraviTrax Trax Expansion” set! Designed with open play in mind, GraviTrax offers endless possibilities to design a different track every time you play. This “Trax Expansion” set adds over 40 components (tracks, height tiles, curves, intersection, marbles) to any “GraviTrax Starter-Set” to take your building skills to a whole new level! Experience the power of gravity and educational fun today!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!Includes 6 large height tiles, 8 small height tiles, 7 curved tiles, 1 X-intersection tile, 6 tracks (1 long, 2 medium and 3 short) and 6 marbles (3 colored, 3 silver).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!

• [GraviTrax: Trax] Extend your marble run for even more amazing fun with the “GraviTrax Trax Expansion” set!
• [INNOVATIVE] The GraviTrax interactive track system allows you to design and build your own race tracks and experiment with gravity, magnetism, kinetics.
• [STEM TOY] Boys and girls ages 8 and up can experience educational and science play. The franchise has sold over 15.5 million units worldwide and has ranked as the No.1 marble run system in the U.S., according to the NPD Group.
• [COMPATIBLE] Easily extend play time - All sets are compatible and functional with all GraviTrax systems.
• [GREAT GIFT] GraviTrax is an a ideal holiday and birthday gift for creative, curious kids and adults who love to build.