National Geographic Mega Crystal Growing Kit

Description

- 6 COLORS - Red, Green, Blue, Purple, Yellow, and Glow in the Dark; Crystal Chemistry has never been so fast (grows in 3 - 4 days), fun and colorful! - Easy-to-follow instructions and 2 silicone growing chambers make growing your crystals. Our new clear crystal seed rocks can be left in your delicate crystals and grown crystals can be placed directly into your display - Show off your 5 favorite home-grown crystals on the included light-up display - Includes 4 real gemstone specimens and a STEM learning guide teaching all about crystal formation