Home Slickdeals National Geographic Light Up Crystal Growing Lab Kit (w/ Light-up Display Base)... Slickdeals National Geographic Light Up Crystal Growing Lab Kit (w/ Light-up Display Base) $11.35 + Free Shipping w/ Walmart+ or $35+ By ARCOM - 3 September 2021 67 0 SHARE Facebook Twitter Go to the deal page: National Geographic Light Up Crystal Growing Lab Kit (w/ Light-up Display Base) $11.35 + Free Shipping w/ Walmart+ or $35+