Product DescriptionFormed by volcanic eruptions millions of years ago, geodes can contain a world of crystals including quartz, fluorite, calcite, or even amethyst - which minerals will your child find? This kit gets the adventure started with two geodes the size of tennis balls! Break these incredible rocks open and start your very own rock collection.This Geode Kit Includes:? Two tennis ball sized geodes? Breaking instructionsBreaking open these real geodes, you and your children will be thrilled by the experience of exploring the natural crystal formations and discovering the incredible hidden treasures inside. This is the perfect gift for an energetic child and provides an exciting and fun way to blow off some steam.Get your Jumbo Geodes today and discover hidden crystals!A Brand You Can TrustDiscover with Dr. Cool is a name parents trust. Founded by a teacher and a life-long rock hound back in 2009, Dr. Cool has won over 100 awards for the play value, educational content, and overall quality of their toys. These awards include:? 10 Best Toys for Kids - Dr. Toy? Kid's Product of the Year - Creative Child Magazine? Award of Excellence - Parent Tested, Parent Approve? Best of the Year - Family Review Center? Brain Toy Award - Academic?s Choice? Brain Child Toy Award - Tillywig Toy? Teachers Choice Award - Learning MagazineAll Discover with Dr. Cool products are backed with a100% satisfaction guarantee, so you know you?re giving a quality gift that any child will love!Science doesn?t get any cooler than this!From the ManufacturerCrack Open 2 Jumbo Geodes! - Larger than Tennis Balls! This incredible science kit contains 2 Jumbo sized geodes. Break them open and discover the amazing crystal treasure inside. We've also included 2 different types of geodes so that you'll be able to discover a variety of crystal formations. Instructions are also included in this kit. Geodes are an amazing natural phenomenon and cracking them open is a thrill for all ages! What a great way to start a rock collection (or add to one)!