{"product_id":"national-geographic-giant-crystal-growing-lab","title":"National Geographic Giant Crystal Growing Lab","description":"Grow two massive crystals with the National Geographic Giant Crystal Growing Lab! These crystals are three-times larger than our standard crystals and grow fully in just a few days. Your kids will be astounded as they watch these crystals take shape and will learn the science behind crystal formation in our detailed, full-color learning guide. This kit also includes a magnifying glass and real crystal specimen.\n•\tEverything you need to grow a giant blue and purple crystal!\n•\tSimply mix crystal-growing powder with hot water, add the seed rock and watch as your crystals grow in just a few days.\n•\tA detailed learning guide provides insight into the science of crystal growth.\n•\tA real crystal specimen is included.\"\n","brand":"Blue Marble","offers":[{"title":"Default Title","offer_id":45663151161446,"sku":"RTNGGIANTCRYSTAL","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2006\/5369\/files\/e2a50b3a559b75b88f0eb397781230a775616f0fe5d356fa8fb8975d0cfddc37.jpg?v=1779817255","url":"https:\/\/www.nantucketkids.com\/products\/national-geographic-giant-crystal-growing-lab","provider":"Nantucket Kids","version":"1.0","type":"link"}