RTNGCRYSGIDCRD Nat Geo Crystal Grow Powder Glow in the Dark

Introduce your child to geology and chemistry with this STEM glow-in-the-dark crystal lab. With this kit and learning guide, your child can get hands-on learning about crystals formation. This kit from National Geographic will spark a love of science in your child that will last a lifetime. Details: Glow in the dark 6.18″ x 2.25″ x 9.25″ (15.7cm x 5.7cm x 23.5cm) package size Crystal solution, plastic, rock and paper For ages 8 and up