Gravitrax starter set + hammer, zip line, and looping expansions

These sets are in pretty good condition. They were gently played with a few times. Launch your imagination with GraviTrax and discover how the laws of physics affect each marble’s journey through your amazing interactive track! Easy to connect and build, the “Starter-Set” includes 122 diverse pieces to create a variety of customized marble runs, with curves, junctions, freefalls and even a Magnetic Cannon! Experiment with different play options, including racing, maintaining momentum, and executing trick moves as you experience the power of gravity and educational fun! What makes a great toy? GraviTrax checks all the boxes! It’s a creative, open-ended, expandable track system that challenges children to use their imagination to design and build their own marble runs! Electronic-free, GraviTrax construction sets use STEM-friendly concepts while building critical thinking and problem-solving skills.