Crystal Geode Kit

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Grow a beautiful, colorful crystal geode — a hollow rock with crystals inside it — by first molding a plaster shell and then filling it with a crystal-forming solution. Learn about geological crystal formations. Ages: 8+ Experiments: 3 Piece Count: 7 Manual Pages: 3 Product Dimensions: 7.4 x 8.8 x 2.3 in. Manual Dimensions: 3.5 x 3.5 Batteries Required: N/A Year Released: 2020 NGSS Correlations 2-PS1-4 Structure and Properties of Matter 5-PS1-3 Structure and Properties of Matter 5-PS1-4 Structure and Properties of Matter ⚠️WARNING - This set contains chemicals [and/or parts] that may be harmful if misused. Read cautions on individual containers [and in manual] carefully. Not to be used by children except under adult supervision. Show more