Ravensburger GraviTrax Extension Magnetic Cannon Marble Run STEM, Building and Construction Toys for Kids Age 8 Years +, Blue

When fully primed the GraviTrax Magnetic Cannon will give the marbles a boost allowing them to go up inclines. Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories. Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great building game for boys & girls. GraviTrax is made with premium quality materials adhering to the highest UK and EU standards and regulations. A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately. STEM and construction toys for kids age 8 years up. Great Christmas gifts and birthday presents for children.