Make your own seed crystals, then use the seed crystals to grow COLOSSAL Crystals!
Grow clear and brilliant crystal clusters with the kit, plus add food coloring from your kitchen to grow in different colors.
The longer you wait (up to a few weeks), the larger they grow!
Comes with an instructional activity guide that includes fun scientific facts.
For Ages: 9+
- Publication date:
- Age Range:
- 9 Years
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