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AWARDWINNING PRODUCTS Blue Marble, winner of the Toy Associations prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience MORE DETAILS agerangedescription 8 years and up asin B07H7WFWYT bestsellersrank 32,099 in Toys Games See Top 100 in Toys Games 12 in Kids Rock Tumblers brandname Blue Marble color Multicolor customerreviews 4.7 4.7 out of 5 stars 2,415 4.7 out of 5 stars educationalobjective STEM globaltradeidentificationnumber 00816448025914 includedcomponents 3 Pounds of rough Gemstones itemdimensions 5.37 x 5.31 x 5.44 inches itemhighlight 3 Lbs. Rough Gemstones, Amethyst and Quartz, 4Stage Grit, Jewelry Accessories, Rock Polishing Supplies itemtypename Rock Tumbler Mega Refill Kit 3lbs Gemstones of 9 Varieties itemweight 1.36 kg manufacturer JMW Sales, Inc. manufacturerpartnumber NGGEMREFILLMEGA manufacturerrecommendedage 8 years and up manufacturerwarrantydescription Were proud to make the highest quality products which are backed by exceptional service. materialtype Plastic modelnumber NGGEMREFILLMEGA operationmode Manual setname National Geographic Rock Tumbler Refill Kit size 3 Pounds subbrand National Geographic theme Jewels unitcount 1 Count upc 816448025914
