Wow in The World – 10 Real Break-Open Crystal Geodes with Display Case is the ultimate STEM adventure for young explorers! As parents and educators, we know how important it is for our kids to make hands-on discoveries, and this fantastic kit lets them crack open real geodes to learn about the dazzling world of crystals. With the included illustrated guide, kids not only get to dive into the science of how crystals form but also develop their investigative skills and creativity by customizing their very own display case. 6+ years