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Never ceases to fascinate! Place the rainbow stair walking spring on the top step, give it a push and then watch it walk down to the bottom step. The principle becomes clear and should encourage further experiments. Brand GOKI EAN Code 4013594133241 Age 3y+
The product will be shipped to you from: Unicorner Concept Store in Bereldange , Luxembourg.
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Estimated arrival in 3 to 5 working days
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