Ravensburger Gravitrax Balls & Spinner Accessory – Marble Run & STEM Toy for Boys & Girls Age 8 & Up – Accessory for…

Launch more marbles! With the spinner up to six balls can be started at once. Watch as the marbles are sent on a race through your tracks. This extension allows you to build up to six different track courses. Combined with the Starter-Set, you could have up to nine different tracks launched at once. How many marbles will you race? 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.

What you get – the GraviTrax Balls & Spinner comes with 9 pieces, including 6 balls and spinner. The perfect accessory for curious kids aged 8 and up looking to add some flair to their starter set.
Innovative – gravitrax is a modular, electronic-free interactive track system where you can design and build your own race tracks and experiment with gravity, magnetism, and kinetics to propel your ball to the finish.
Clear instructions – comes with detailed instructions so that you can start building and playing within minutes.
Develops critical skills – playing and building with gravitrax develops spatial reasoning and planning skills, and provides a great stealth learning experience for STEM.