The National Geographic Explorer Science Series Earth Science Kit is a must-have for any promising young scientist! Kids will love making their very own erupting volcano， experiencing the magic of chemistry as the eruption powder reacts with water. Looking for another eruption formula? There are multiple variations to try in the clear， easy-to-follow instructions. They will also be amazed as a potion of water and crystal-growing solution grows into a fully formed crystal! This special crystal-growing formula means crystals can fully grow in as little as three days!
- Paper
- wipe clean
- Imported
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