A crystal planting kit for 6 crystals, lets you grow five colored crystals and one glow-in-the-dark crystal. These STEM science sets include crystal powder, seed rocks, growing chambers, a light-up display stand, and a learning guide.

Expermental Principle of crystal planting 

As the hot saturated solution cools, due to changes in solubility, the solution precipitates out as a crystal, a process called crystall.