Crystals for Geology & Science Lessons

Study crystals with some surprising properties, or grow your own! Sometimes called "Popcorn Rocks", gray Dolomite samples grow beautiful white Aragonite crystals when placed in a small bowl of white vinegar. The Rock Candy Crystal Growing Experiment Kit is a scientific experiment you can eat! Crystals grow to full size in just 7 days!
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  • Rock On! Bundle

    Rock On! Bundle

    What more can a geology fan ask for?
    $39.95
  • Growing Crystals Tube

    Growing Crystals Tube

    Grow one-of-a-kind crystals in just a few days.
    $4.95
  • Crystal Growing Kit

    Crystal Growing Kit

    Grow your own custom-colored crystal with this all-inclusive kit.
    $9.95
  • Magic Rocks

    Magic Rocks

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    The rocks grow into fascinating crystal towers in just a day.
    $5.95
  • Television Stones - Ulexite

    Television Stones - Ulexite

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    When placed upon a printed page, the words can be read through it.
    $6.95
  • Crystal Growing Dolomite

    Crystal Growing Dolomite

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    Grow beautiful white Aragonite crystals.
    $2.95–$10.95
  • Bismuth Crystal

    Bismuth Crystal

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    Great for teaching about crystals, states of matter or even as a gift!
    $8.95
  • Rock Candy Crystal Growing Experiment Kit

    Rock Candy Crystal Growing Experiment Kit

    Review star icon Review star icon Review star icon Review star icon Review star icon (2 reviews)
    A scientific experiment you can eat! Crystals grow to full size in just 7 days!
    $22.95