National Geographic Kit de ciencia para abrir 10 geodas y explorar cristales

DISCOVER CRYSTAL TREASURE - Break open these rocks to reveal amazing crystals inside! Geology doesn’t get more exciting than breaking open rocks and finding crystal treasures. A great STEM activity that also makes an excellent gift for girls and boys!, COLORFUL VARIETY – Geodes can form with a wide variety of crystals inside. These geodes have been hand-selected to bring you the best variety available., 100% NATURAL GEODES – These real specimens may be as big as a tennis ball, or as small as a ping-pong ball. Kids will love the thrill of cracking them open to see the natural beauty inside. This STEM activity emphasizes fun and discovery!, 16 PAGE FULL-COLOR LEARNING GUIDE – You’ll learn all about the fascinating science behind how geodes are formed in the detailed, full-color learning guide. National Geographic educational toys make science and learning fun, and are the perfect STEM gifts for boys and girls!, SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.

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