National Geographic Glow-In-The-Dark Crystal Lab Kit (Green)

Grow Amazing Crystals At Home With The National Geographic Glow-In-The-Dark Crystal Lab (Green) .The Crystal Grows In As Little As 3 Days .Inside Is A Real Fluorite Crystal To Compare To The Home-Grown Crystal .Seed Rock Is A Glow-In-The-Dark Element, The Crystal Itself Is White. Place It Under Sunlight Or A Strong Lamp To Get About 1 Minute Of Bright Glow .National Geographic’S Premium Learning Guide Teaches The Fascinating Science Behind This Experiment .Includes 1 Crystal-Growing Powder Packet (95 G), 1 Glow-In-The-Dark Seed Rock, 1 Magnifying Glass, 1 Wooden Spoon, 1 Display Stand, 1 Fluorite Specimen And 1 Learning Guide With Instructions .Packaging Dimensions Are 18.4 Cm Wide, 25.4 Cm High And 6 Cm Deep .