Description
- Illuminate your child's imagination with the Nat Geo Mega Science Series Glow-in-the-Dark Science Kit
- Kids can make slime, grow a crystal, make putty light up and marvel at a fluorescent wernerite rock specimen
- A full-color learning guide teaches why the crystal, DIY slime, wernerite and putty glows and more
- Experiment steps are clear and easy to follow, making the set even more enjoyable
- Keep the slime fresh for longer by storing them in the containers