National Geographic Premium Geode Set with Safety Goggles Display Stand See the STEM Science Geology Crystal Splitting Experience Kit for Toy for Boys

---------------------------------------------------------------------- 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ---------------------------------------------------------------------- Discover crystal stone treasures! – Crack open geodes and uncover amazing crystals inside! This fascinating STEM activity lets you find beautiful crystals hidden within rocks with your own hands. It also makes a great gift for both men and women. Enjoy colorful and diverse crystals! – Various types of crystals can form inside geodes. This set features a selection of geodes that are particularly diverse. Featuring 100% natural geodes! – From tennis ball size to ping-pong ball size, this collection includes natural geodes. Experience the thrill of discovering their inner beauty with your own hands! Includes a 16-page full-color learning guide! – This learning guide makes learning about geological concepts, such as the formation mechanisms of geodes, fun and engaging. National Geographic's educational toys make a great STEM gift that's fun to learn from. AWARD-WINNING PRODUCTS - Blue Marble has a proven track record of winning the Toy of the Year award and develops products that foster imagination and creativity. Support is provided by our US-based support team. Discover crystalline treasures with National Geographic's premium geodes! Breaking open rocks to reveal sparkling crystals—there's no more exciting geological experience. Geodes contain a variety of crystals, and this kit features a particularly diverse selection. Includes 10 high-quality geodes, safety goggles, 3 display stands, and a full-color learning guide. A genuine earth science kit for the whole family to enjoy. Geodes are a thrilling activity perfect for energetic kids! Display the crystals you find on the display stands and take the first step in your rock collection. The full-color learning guide is packed with amazing facts about geodes! We develop the highest quality interactive science toys and provide comprehensive support for all our products. The National Geographic Society is a leading non-profit science education organization dedicated to encouraging people to care about the environment. National Geographic's profits support exploration, conservation, research, and education.