FLASH ROCKS, Copernicus, 2 count

$4.50
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SKU:
655400001012

Description

2 quartz rocks with piezoelectric properties

*Spark and glow in the dark when rubbed against each other

*Do not hit these rocks together - just rub

*Best observed in a darkened room

*A product of the USA

Small Parts. Not for children under 3 years.