Create your own crystal lab. You won't believe how easy it is to create sparkling giant crystals to display in your room or your classroom. Growing crystals is not only interesting science, but amazing fun!Contents include: Clear monoammonium phosphate, red momoammonium phosphate, 1 piece of thread, 2 stir sticks, 1 small cup, 2 large cups, 1 measuring beaker, 1 science guideFor 1 or more playersAges 9 and upMade in ChinaBrand new condition in original packagingWipe clean with dry or damp cloth