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IQ-KEY Builder 500 – STEM Educational Assembly Toy Kits, Creative Electronics and Mechatronics Builder Set for Kids [10 Models]
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$39.99
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$69.99
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![IQ-KEY Builder 500 – STEM Educational Assembly Toy Kits, Creative Electronics and Mechatronics Builder Set for Kids [10 Models]](http://cdn.shopify.com/s/files/1/0276/2037/6624/products/Builder-500_{width}x.jpg?v=1599639607)