2023 Advent Calendar, 24 Natural Crystal Agate Fossils Daily Surprise Features: PRODUCT INCLUDES: This advent calendar features 24 small openings, each filled with polished agate, , or green aventurine, citrine, carnelian, grainstone, superior, red jasper, gold stone, opal, rose quartz, eyes, etc. Kids will discover a small surprise every day! EXCITING ACTIVITY: Contains 24 stones in different colors and shapes. Let your child open a stone every day for learning and research. They realize that fewer doors opening means Christmas is approaching! New Year Event: The advent calendar is a great toy for children's birthday parties, school prizes, preschool props, teaching aids, parent-child interactions, and gift bags. Can be a Christmas countdown calendar to celebrate the arrival of the New Year. LEARN: The advent calendar gift box is printed with information about minerals to help understand and identify each in your collection. There is something for children, families, and enthusiasts to enjoy here. They are also perfect for Christmas garden decorations. WIDE APPLICATIONS: Collecting is a popular way for children to become interested in geology, explore the world, and learn about these fossils, rocks, and crystals! This toy gift is perfect for boys, girls, adults, children, and teenagers. Product Description: Product contains: 1x stone