Learn how to create translucent, colorful, fluorescent or glittering crystals. An amazing laboratory to create crystals that glow in the dark. Crystal shapes can also vary, creating animals and trees. With this special laboratory, children will have everything they need to grow white, colored and fluorescent crystals. Included: - Safety glasses, latex gloves - Pipette, tweezers - 2 glasses of 20 ml with lid, 2 graduated glasses of 50 ml with lid, 100 ml graduated glass with lid - Calcium sulphate (plaster), 10 sachets of alum (aluminum and potassium sulphate), 5 dye pellets 3 sachets of phosphates - Small spatula, molds, bowl for liquid plaster