Observe various severe weather phenomena in this image gallery from WGBH. Weather is the combination of factors -- temperature, wind, snow or rain, and sunlight and clouds -- that happen in a specific place at a specific time. Sometimes...

Images and diagrams of the Sun, solar phenomena such as sunspots and flares, space weather, Earth's magnetosphere and upper atmosphere, the aurora, and more.

In this virtual field trip students learn about the formation of tornadoes. Students also visit websites where they can research various types of information about tornadoes.

[Free Registration/Login Required] There are many colorful pictures of sets of two that can be used to play matching games in the primary grades. Activities are focused on the themes of Fall, weather, numbers, animals, food-vegetables,...

Scholastic presents Weather Watch, where you can learn to predict the weather. Learn how to observe clouds, collect data with weather tools, investigate climate conditions, and analyze the weather. The site includes a comprehensive...

This page from the University of Washington has an excellent diagram of the water cycle. There are 8 water cycle hands on activities on the bottom of the page. Also there is a link to a teacher reference page.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.

This comprehensive, interactive site is loaded with information, activities, and stories about thunderstorms, lightning, and tornadoes. Find out how these weather systems are formed, how they impact our lives, and how they cause chaos.