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- Metal & Plastic
- What you get – the GraviTrax Tunnels Expansion comes with 4 tunnel-curves, 2 tunnel-straights, 2 tunnel-switches, 2 vertical U-turns, 2 Bernoulli-rails, 2 O-rails, 2 catches, 2 base plates. 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.
- *CONTAINS SMALL PARTS CHOKING HAZARD*