National Geographic Glow-in-the-Dark Crystal, Creative Toy

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The NATIONAL GEOGRAPHIC Glow-in-the-Dark Crystal is a fascinating creative toy that will allow you to discover the amazing world of geology and mineralogy in your own home. With a simple-to-use crystal growing powder mixed with water and the included base rock, you'll be admiring a striking, white crystal you've created yourself in just a few days. Daha fazla bilgi edinin