National Geographic Science STEM Advent Calendar
$39.99 $22.34
This advent calendar includes 13 science experiments, such as making a test tube glow and growing a crystal tree. It features 11 gemstone specimens, including carnelian and tiger's eye, with a storage pouch. The price drops from $39.99 to just $22.34. Shipping is free for prime members or on orders over $35.
Amazon deal prices are subject to change, therefore this deal may expire at any time. Please refer to original post time to see when this deal was posted.
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