1 Digging adventure and scientific experiment: Just like real miners dig out unique stones from bricks. Look for Dalmatian jasper, agate, lapis lazuli and more! After digging out, find the corresponding card describing the history and characteristics of the gem.2 Easy to play and learn: Our mining tools attract children to work and study in a mysterious and interesting way. It introduces children to the gem mining site through interesting scientific experiments, allows them to learn to explore and observe, and cultivate children's attention and patience. Stimulate the child's desire to explore.3Educational: Sparks kids' interest in science and archaeology.4 Discover the real crystal treasure: Let your child become a treasure and experience the thrill of digging for real gems from this digging brick. All of these are packed in a stylish display box. Including everything that young scientists need to easily dig gemstones and have a deeper understanding of them. After digging for gems, try to pair the right card with your gems and learn more.5 Fun and educational gifts for all ages: Science projects are usually not fun and fascinating, but this kit can be implemented at the same time! Very suitable for individual games or group activities. Children will be fascinated as soon as they open the box. It is a perfect project. It cultivates a love of science and geology in a fun and exciting way.