Accompanytoys - National Geographic Crystal Growing Lab Asst

Each sold separately. Ships in randomly selected, assorted styles based on availability.

The National Geographic Glow-in-the-Dark Crystal Lab is an easy and fun way to grow a crystal at home that glows in the dark!

Simply mix the crystal-growing powder in water, add your seed rock, and in just a few days you'll have an amazing crystal! Easy-to-follow instructions and a full-color learning guide are also included.