Add some speed to your GraviTrax with the Hammer Expansion. If your gravity spheres are decelerating, this hammer will launch the spheres through your track with some much-needed velocity. xperience the power of gravity! GraviTrax is the all new STEM track system from Ravensburger! The GraviTrax Hammer will add some much-needed velocity to your track layout. If the gravity spheres have slowed to a crawl this Hammer will smack the sphere giving it some much needed momentum to complete the circuit! Use your imagination to build superb tracks and set the gravity spheres rolling! 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.
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