National Geographic Chemistry Set - Completely Gross Educational Science Kits for Kids Age 8+ with 20 Easy Experiments | Fascinating Kids STEM Toys Chemistry Gifts for 8+ Year Old Boys and Girls.Experiments include:Glow-in-the-dark worms, making eyeballs, and creepy crawlers, Booger farts & Oozing goo, Dissect a brain & much more! The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.