Klutz Rocks, Gems & Geodes

  • $24.99
    Unit price per 

Spark a curiosity in geology with this interactive field guide. use the 36 stunning mineral and gem samples to complete your ultimate rock collection. then create a beautiful geode formation with the crystal and plaster powders. Discover hidden secrets about your rocks through hands-on activities, including making a DIY rock tumbler with easy-to-find supplies and using the Mohs' scale.

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