Place it on the . To activate the glow-in-the-dark feature (if your kit includes glow powder), "charge" the crystal under a bright light for a few minutes before viewing it in a dark room. Troubleshooting & Tips Fun Experiment: National Geographic Crystal Growing Lab
After 48 hours, carefully pour out the remaining liquid (save it!). Turn on the . The “Glow” granules inside the crystals will absorb the LED light. Turn off the room lights. The crystals should emit a blue-green phosphorescent glow for 10-15 minutes after the LEDs are turned off. Place it on the
To start growing your crystals, you'll need to prepare the crystal growth container. Follow these steps: Place it on the