Forms of Precipitation: Explains what is a meteorologists definition of rain, and other forms to precipitation too.
MadSci Network: Explains why rain falls in drops rather than a stream like from the bath faucet.
MadSci Network: Contains a description of why rain seems to come all at once, and how rain forms.
What's the Chance of Rain ?: Printible worksheet coupled with an interative lesson. Investigates the chances of getting low, normal or high rainfall during an El NiƱo year in Australia.