4M 5557 Crystal Growing Science Experimental Kit – 7 Crystal Science Experiments with Display Cases – Easy DIY STEM Toy…

Amazon.com Price: $17.99 (as of 30/07/2021 08:13 PST- Details)

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This science kit contains all the materials needed to perform seven different crystal growth experiments
A special display case is included to admire the crystals once they are fully grown

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