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Smithsonian Underwater Magic Rocks Crystal Growing Science Kit

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Smithsonian Underwater Magic Rocks Crystal Growing Science Kit

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SKU:  52381


Discover a world of adventure and wonder with the Smithsonian Science Kits.

Instant crystal growing kit
Create a brilliant underwater garden
Rock grows to different heights up to 4” (101.6cm)


12.4g Metallic salts
2× 133ml Sodium silicate
1 Space background print
1 Sticker sheet 
1 Tank
Detailed instruction

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