National Geographic 2026 Rock Collection Advent Calendar - 24 Gemstones, Minerals & Fossils for Kids FRCOLOR 【Practical accessories】The included accessories can

【Practical accessories】The included accessories can easily clean hard-to-reach corners

Thanks to its portable design

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Multiple Colors Available - Designed with Timeless

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National Geographic 2026 Rock Collection Advent Calendar - 24 Gemstones, Minerals & Fossils for Kids FRCOLOR 【Practical accessories】The included accessories canSTUNNING SPECIMENS FROM AROUND THE WORLD The polished rocks, gems, and fossils in this advent calendar include Geode; Pyrite; Rose Quartz; Red, Black, and Green Spotted Jasper; Agate; Tiger's Eye; Brachiopod; Black Urchin & more! 24 DAYS OF TREASURES Each day leading up to Christmas, kids open a panel to reveal a special rock, mineral, fossil or gemstone! With this Christmas countdown calendar, they can start a rock collection they will enjoy all year