The Gravitrax Skytrax Marble Run Action-Set by Ravensburger is a STEM-themed construction toy that includes 121 pieces of plastic marble run parts. Suitable for ages 8-11 years, this multicoloured set features a unique design for creating gravity-defying marble tracks. With a focus on the Gravitrax brand, this set allows children to build and experiment with different marble run configurations, promoting creativity and problem-solving skills. Made in the Czech Republic, this 2025 release comes in a box packaging, providing hours of entertainment for young builders.
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