Magic Rocks
Magic Rocks
$13.90
Amazon.com Price
(as of 2021-03-02 10:30:02 -
more info
)
Sold and shipped by or fulfilled through Amazon.com
Details
Smithsonian Magic Rocks includes: 0.44 oz. (12.4 g) Metallic Salts, 2 x 4.5 fl oz. (133 ml) Sodium Silicate, 1 space background print, 1 sticker sheet, 1 tank and detailed instructions. Adult supervision required. Conforms to ASTM D-4236 Ages 10+