Crystal Growing Discovery Tube

Crystal Growing Discovery Tube, Children love to grow crystals, and this is a great little starter kit for trying it at home. Kit comes with supplies to make crystals of hard to find materials,
Contains Potassium Aluminum Sulphate.

Contents:
Instruction sheet
Plastic rocks
Stick
Potassium Aluminum Sulphate
Container and sticker
Sand paper

Discovery Tubes are compact science kits, designed to provide easy experiments and entertaining lessons using the items in the tube and common household goods. They're fantastic for school projects, day care providers and summer camps.