The Extension Building brings more possibilities and fun to the GraviTrax track.

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! This expansion pack includes over 25 components to extend the fun of your GraviTrax with even bases and levels to experiment with.

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 2x Card Bases, 1x Transparent Level, 8x Large Vertical Tiles, 4x Small Vertical Tiles, 2x 'Y' Bases, 1x 3way Base, 1x Vortex Base, 1x End Target, 4x Bases for inserts, 2x Catcher Inserts, 1x Freefall Insert, 1x 3 Way Starter Base Insert, 1x Target insert.