Blue Marble National Geographic Crystal Reef Science & Nature for Ages 8 to 12

Use the 7 watercolor pens to color the coral frames any way you want. Then, fill the plastic bases with the special crystal-growing liquid and place each coral frame in the liquid. In just a matter of minutes, the coral frames begin to bloom with stunning crystal clusters!

FEATURES

• Kit for growing coral-shaped crystals
• Encourages curiosity, STEM learning, creativity
• Grow 6 coral-shaped crystals
• Crystals grow in minutes!
• Features ocean diorama with fun facts, plus a geode specimen!