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Interactive
PBS

Pbs Learning Media: Natural Wonders

For Students Pre-K - 1st
Many of the interesting landmarks around the world are formed over time by natural processes familiar to us in our everyday lives. This still collage produced for Teachers' Domain features images of a variety of beautiful natural wonders.
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Handout
Palomar Community College District

Wayne's Word: Life on Salt Lakes

For Students 9th - 10th
A fascinating report on some of the living things found in salty environments. There are terrific photos of salt flats colored red by some salt loving bacteria.
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Graphic
Curated OER

University of Texas: Tunisia: Relief Map

For Students 6th - 8th
Click on this relief map of Tunisia from the Perry Castaneda Collection to enlarge it. Then you can clearly see the salt lakes, called chotts. You can also find the Atlas Mountains where they border Algeria.
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Handout
Other

University of Texas at Dallas: Why Is the Sea Salty?

For Students 9th - 10th
A clear and concise explanation of why some of the earth's waters are salty and others are not.