Description

• A bestselling construction activity for boys and girls 8 and up - over 6 million sold worldwide

• Includes 122 pieces and 9 ready-to-go track instructions to start creating your own tracks
• The ideal Christmas gift for creative, curious kids who love to build
• Power the marbles with gravity-based elements in a race to the finish
• Customize and experiment with tricks and stunts to keep the marbles rolling faster and further
• Experience educational and science play with 24 problem-solving building exercises

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