25Pcs Christmas Countdown Calendar：The 2023 latest geologist Xmas calendar with 25 different Gemstones. As Christmas approaches, kids can open a gorgeous new gemstone to add to their collection!

24 Stunning Stone Specimens：The beautiful, polished gemstones for kids in this advent calendar include Red Jasper, Green Agate, Unakite, Opal Agate, Sodalite, Tiger eye, Turquentine and more!

Christmas Natural Ore Gift：This advent calendar has selected natural stones , with no artificial dyes or additives.On the first day, children will receive a pouch and turquoise necklace.

Perfect Gifts For Children：Rock and mineral collection is a popular hobby. The 24 types of rocks, gems and 1 turquoise necklace are the perfect way to inspire children’s lasting love for geology, explore the world and teach them to understand these Fossils, rocks and crystals! The Advent Calendar has a page describing all the gemstones.

100% Satisfaction Guarantee： We know nothing comes before the safety of our kids ! We promise 60-days money back and lifetime product service. If you have any issue with your product, contact us by email and our team will respond to you within 24 hours.