Gravitrax Starter Set Marble Run

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Gravitrax is a fun STEM toy for boys and girls that comes with over 100 pieces and 18 different construction elements. The gravitrax starter set offers everything you need to begin building your own action-packed track systems. Discover how the laws of physics affect the track your ball takes with curves, crosses, freefalls and even a cannon. Experiment using different heights and angles to control the speed of the ball. The included tasks and construction plans introduce you to the world of gravitrax. Or let your creativity take over and begin constructing your own track designs from scratch. Ages 8 and up Show more