Christmas Advent Calendar 2023: 24 Days of Christmas Advent Calendar Crystals Rock Gemstone Stone.Treasure for 24 Days-Every day before Christmas, children open a panel to show off a special kind of rock, mineral, fossil or gem ! With this Christmas countdown calendar, they can start a rock collection that they can enjoy all year round!Learning and Collections: The Christmas Countdown Calendar helps to reduce stress and improve concentration. It is also a good way to teach the concept of numbers and time.Unlock unique mineral deposits or beautiful crystals and explore the field of geology science.It is colorful and interesting enough for kids, adult, crystals lover or rock hounding Sui.24 ores of different colors/shapes. Also for Christmas Home Garden DecorationEasy to Carry: Advent Calendar is lightweight, and packed in a carton, so it can be taken anywhere .Christmas 24 Days Countdown Calendar is not easy to break, so it can be used for a long time.Material: Christmas Advent Calendar is made of good crystal material, very comfortable and durable.Christmas Healing Crystal Advent Calendar is very suitable for girls, boys, children, adults, teenagers.Perfect Christmas Gift: The perfect Christmas toy, suitable for birthday party gifts, gifts, teaching aids,interaction and holiday gift bags. 24 Days Natural Crystal Agate Stone Minerals & Fossils Advent Calendar Healing Crystals Christmas Calendar Enthusiasts Collection Countdown for Birthday Xmas Girls Boys Kids for New Year Christmas Decor Theme Educational Toys.