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.
Science Education Resource Center at Carleton College
Serc: Investigating Three Main Ingredients Needed to Create a Cloud in a Bottle
In the science lab, students will create and observe the conditions necessary to make a cloud in a bottle.