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Tumble, polish discover 8 of your gemstones with The Young Scientists Club place the stones in the tumbler turn the handle to remove rough grit from the surface, leaving behind a smooth, shiny gemstone test your observation skills with the help of an identification poster to name each one.

In stock

Color
Multi
Gtin
194356165923
Item_group_id
15006684
Age_group
Adult
Condition
NEW
Gender
Unisex
Sku
194356165923USA
Material
Stone, High Impact Polystyrene, Polypropylene, Gypsum, Polyester, Calcium Carbonate
Promotion_id
19942274,19942275,19942316,19942335,19942338,19942375,19942427,19942592,19942619,19942642
Shipping
US:::10.95
Sale_price
29.99