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The total amount of water on Earth, the places in which it is found and the percentages of fresh vs. salt are examined in this lesson. A short demonstration allows students to visualize the percentage differences and a coloring exercise illustrates... (View More)

This article explains the role that the ocean- and the effect of ocean warming- plays in determining the temperature differences between the North and South Poles. The article is part of the Climate Kids website, a NASA education resource featuring... (View More)

Keywords: Global warming
Audience: Informal education
Materials Cost: Free

An interview conducted with a building contractor provides insights into what it means to build an environmentally "green" house. This lesson is part of the Climate Kids website, a NASA education resource featuring articles, videos, images and games... (View More)

Keywords: Careers
Audience: Informal education
Materials Cost: Free

This article discusses how hurricanes form, are named and categorized. An online game related to hurricanes is included, as is a short video featuring Hurricane Katrina.

Keywords: Hurricanes
Audience: Informal education
Materials Cost: Free

Through a series of questions and answers, readers are introduced to the basic fundamentals of the carbon cycle and the importance of carbon as a greenhouse gas. This lesson is part of the Climate Kids website, a NASA education resource featuring... (View More)

Keywords: Global warming
Audience: Informal education
Materials Cost: Free

The greenhouse effect is explained in this series of related questions and answers. This lesson is part of the Climate Kids website, a NASA education resource featuring articles, videos, images and games focused on the science of climate change.

Audience: Informal education
Materials Cost: Free

This online board game involves moving a "research blimp" around the world. Advancing the blimp depends on spinning an embedded wheel and then correctly answering questions related to weather.

Audience: Informal education
Materials Cost: Free

This article offers a brief definition and description of clouds. Accompanying the article is a short drag-and-drop activity. The supplemental "Learn Cloudspeak" article consists of photographs with direct links to the name and a description of each... (View More)

Audience: Informal education
Materials Cost: Free

Dieter Hartmann, a high-energy physicist, presents a story-based lesson on the science of Gamma-Ray astronomy. The lesson focuses on gamma-ray bursts; examining their sources, types, and links to the origin and evolution of the Universe. The... (View More)

Audience: High school
Materials Cost: Free

Intended for use prior to viewing the Science on a Sphere film "Water Falls," this lesson introduces students to Earth's water cycle and the importance of freshwater resources.