Discover with Dr. Cool Explorer Geode Science Kit, Set of 6 This Explorer Geode Kit Features 6 Real Geodes Kit Contains 2 Different Types of Geodes so that you can compare different crystal formations Full-Color Adventure guide explains all about how geodes were formed and lets you identify the crystals inside Winner of multiple awards for the quality of the geodes inside this kit Activity booklet contains 10 wonderful puzzles and games for hours of extra fun and learning