Turn the marble upside down with the Loop accessory. Experiment with how much speed the marble needs to loop-the-loop. Figure out how much momentum your ball needs to make it through the loop. Combine the looping with the GraviTrax starter kit and add even more action to your GraviTrax tracks. This accessory also includes 6 additional tracks. GraviTrax Starter-Set required
SKN: 349607
Website Price:
$19.99
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L4K 5R5
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Windsor
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Our recommended Age: 8 - 12 years
