Grow a variety of dazzling, colorful crystals using safe, non-toxic crystal salts. Make a crystal volcano on a paper cone, watch long spindly crystals form on a rock, grow crystals in a petri dish and on a string! Experiment with different chemicals to make crystals of different shapes. Learn about how the crystals form in your experimental solutions and in nature. Compatible with other kits in the award-winning Ooze Labs line, use the Colorful Crystal Lab station independently, or combine it with other Ooze Labs stations to create the ultimate chemistry laboratory!