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Grow amazing glowing crystals in your own home!national Geographic’s glow-in-the-dark crystal growing kit brings you a fun and fascinating science experiment. With a learning guide packed full of interesting crystal facts and a real fluorite specimen included, you get the most comprehensive crystal growing kit on the market!this science kit includes: growing powder, seed rock, stir stick, real fluorite crystal, NATIONAL GEOGRAPHIC learning guide with instructionsthis is the perfect project for kids of all ages and serves as a great introduction to geology and chemistry. This kit from NATIONAL GEOGRAPHIC will spark a love of science in your child that will last a lifetime.get your glow-in-the-dark crystal growing kit today and discover miraculous glowing crystals!national Geographic toys is proud to provide a 100% satisfaction guarantee with all our products so that you can buy with confidence.about the NATIONAL GEOGRAPHIC societywith a mission to inspire people to care about the Planet, the 126-year-old NATIONAL GEOGRAPHIC society is one of the world's largest nonprofit scientific and educational organizations.national Geographic’s net proceeds support vital exploration, conservation, research, and education programs.