How clouds form
How do the water droplets and ice crystals that make up clouds get into the sky? And why do different types of clouds form?
Cloud Sorting Game
Sort photos of clouds by altitude, by composition, and into groups based on whether they are smooth or turbulent.
Cloud Types
Clouds are given different names based on their shape and their height in the sky. View a table to learn about each cloud type and how they are grouped.
Cloud Matching Game image
How well can you identify cloud types? Try this matching game and test your skill!
Clouds Memory Game
Test your memory while you learn about clouds! Click on tiles to reveal photos of clouds - and try to find a matching pair.

A collection of educational resources to bring cloud science to elementary students.

A still from a cloud videos

Short video clips about clouds - including different types of clouds, where they form in the atmosphere, and their shapes.

KH Wave Clouds

Photos of various types of clouds and diagrams to help you understand clouds.