GREEN CRYSTALS

€3.99

Includes 19% tax
Total price might change depending on your location

Simply grow them!


  • Sparkling crystals grow as if by magic overnight, offering exciting first insights into the world of chemistry.
  • With the clever cup and colored crystal powder, you can create real gems right on your desk – no prior knowledge required.
  • Two fascinating cultivation methods provide varied research fun and allow beautiful crystals to grow.
  • The colorfully illustrated instructions guide you step by step, explain things in a child-friendly way and ensure a safe experimentation experience.
  • A KOSMOS experiment kit for ages 10 and up that brings joy, awakens scientific interest and is perfect as a gift.


Simply open and get started! Thanks to the clever design and included materials, the blue crystals of this KOSMOS set can be grown as if by magic directly in the packaging cup in no time. The green crystals provide sparkling fun, and children can easily gain their first experiences in the world of chemistry.

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  • CHARACTERISTICS

    EAN / ISBN 4002051656157

    Item No. KEM-65615

    Old 10 - 14


    Product type Experiment kit

    Publication date May 15, 2025




  • USE

    !DANGER!


    Not suitable for children under 10 years. Use under adult supervision. Contains some chemicals that may be hazardous to health. Read the instructions before use.

    Follow these instructions and keep them handy for future reference. Do not allow the chemicals to come into contact with any part of the body, especially the mouth and eyes. Keep small children and animals away while experimenting. Keep the experiment kit out of reach of children under 10.

    Years. Eye protection for supervising adults is not included.

  • DETAILS

    Contents


    • 1 sachet of alum (20g)
    • a green dye tablet
    • Measuring cup with lid
    • spatula
    • Colorfully illustrated instructions


    Additional materials required: tap water, rinsed jam jar.

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