Crystal Stick Materials: 1 cup water 3/4 cup salt craft stick heat resistant galss measuring cup Method: The crystals in this experiment are started by salt. Have a big person help you heat water to boiling. Stir in salt until solution is saturated. (there will be a layer of undissolved salt at the bottom) Plae a craft stick in the solution and leave for a few days. Chack for crystals near the water surface. .