Steam Powered Kids Crystal Science

Create your own stunning crystal science collection with more than 10 STEAM experiences. Each kit contains everything you need to grow amazing crystals–including a glow-in-the-dark crystal and two geode pairs–up to 2" tall. Comes with growing compounds, mixtures, mixing tools, detailed instructions, and display domes to show off your unique collection.

From Toysmith, for ages 10 yrs-adult.