-"Kids will grow crystals on 6 paper coral shapes. The play pattern is the same as our Crystal Garden & Crystal Forest.
-First, kids will color each paper shape using the included watercolor pens. These colors will determine the color of the crystals that grow.
-Each kit will contain 2 Carnation Corals, 2 Staghorn Corals, and 2 Brain Corals.
-Crystals begin to develop within minutes and each coral will be fully covered in as little as six hours.
-Also comes with a real geode specimen.
-SCIENCE ANGLE: Kids will learn about crystal growth, the function of coral reefs in nature and the importance of coral reefs to ocean ecosystems.
-Suitable for ages 8 and above." "Weight : 0.6 kg
-Dimensions : 28 × 7.62 × 30.5 cm
-Age：More than 8 years old"

National Geographic
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