[ Mature Teens ] Scientific study shows where it's more likely to rain on the weekends in the United States.

[ Teens/Mature Teens ] Contains a description of why rain seems to come all at once, and how rain forms.

[ Teens/Mature Teens ] Explains why rain falls in drops rather than a stream like from the bath faucet.

[ Teens ] Printible worksheet coupled with an interative lesson. Investigates the chances of getting low, normal or high rainfall during an El Niño year in Australia.