Scholastic
Scholastic: Dirtmeister's Science Lab: Weather or Not
Simple experiments for exploring clouds and cloud formation. You'll find out whether dust in the air helps cloud formation and discuss how dust helps meteorologists make weather predictions.
University Corporation for Atmospheric Research
Ucar: Clouds
Weather site for kids highlights clouds. Discover how they are formed, learn to make fog in a jar, read about the damage they can cause and take a cloud quiz.