[header] How to create shaving cream rain clouds [title] Fill a clear, glass container ¾ of the way with cool water. [step] You can use a cup, bowl, vase, or jar, but make sure that it is clear. This will allow you to see the rainstorm later on. 
Avoid using anything with a narrow opening, however, or you will have a hard time adding the shaving cream. [substeps] This is a great project for teaching kids about rain.