Although the wind blows frequently in deserts and may even contribute to their existence, you may teach these two topics separately. Regardless, there are demonstrative photos and diagrams that support the explanations. Explore the...

This is not revolutionary, but it is informative. Earth science viewers in grades 7-12 get carried away with wave and wind erosion. They view diagrams of how waves impact ocean shorelines. They see examples of the different types of sand...