Kids Ultimate Rock Series - the perfect indie series or a complement to any children's rock series. Includes rough and polished samples of aventurine, rose quartz, stunning snowflake obsidian, desert rose, red jasper, blue quartz, pumice and meteorite specimens. Make awesome STEM gifts for girls and boys! GENUINE ORE-true ore, we collect from all over the world, randomly select 27 designs in Ore Christmas Advent Calendar (pictures are for reference only ). The supplied magnifying glass will help you classify and identify every rock, gem, mineral and fossil in your collection. REAL GEODES-Discover the crystal treasure! Each kit contains a broken geode and two complete geode specimens that you can open yourself. Geology is nothing more exciting than opening rocks and finding crystal treasures. Show off your favorites - showcase your favorite rock, crystal and fossil specimens in the box. 'accompaniement ! Store the remaining treasures safely in the storage bag provided. Product Description: Product Size: 21 * 16cm Product weight: 350g Quantity: 1 set Note: it does not include other things, the color is based on the first picture, and other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!