Glow Stick Lab Make your own glow sticks in three colours using non-toxic phosphorescent substances and a special glow stick tube with a built-in ultraviolet light Experiment with different glowing chemicals from around the house. Mix up five different glowing concoctions using the included materials and substances from around your house, and then learn why they glow. Mix your own non-toxic luminescent colors Learn about the chemistry of luminescence and the physics of UV light Suitable for children age 8+ Glow Stick Lab Contains: UV LED cap with hook, stopper caps, 4 hexagonal bottles, 3 grams of Blue glow powder, 3 grams of Green glow powder, and an instruction manual. Please Note: This kit requires additional materials.