Website
NASA

Nasa: Sci Jinks: Gallery of Clouds

For Students 9th - 10th
View images of various clouds types and read the descriptions that explain each one.
Activity
University Corporation for Atmospheric Research

Ucar: Clouds [Pdf]

For Students 9th - 10th
Teachers and/or students are given four science experiments related to clouds in our atmosphere. Photos and brief descriptions of the main types of clouds ..Cirrocumulus, Cirrus, Altocumulus, Cumulus, Cumulonimbus, Stratus .. are included.