Science Struck
Science Struck: An Explanation of How Waterfalls Are Formed
Describes the processes that cause the formation of waterfalls, examples of waterfalls around the world, and the different types.
Johns Hopkins University
The Johns Hopkins University: Colorado State Maps
At this site from The Johns Hopkins University Applied Physics Laboratory, you can look for Colorado landmarks and landforms at this site. You will find several different types of maps at this site. Look for black and white maps and...
Scholastic
Scholastic: Study Jams! Science: Landforms, Rocks & Minerals: Igneous Rocks
A slideshow, a karaoke song to sing along to, and a short multiple-choice quiz on the topic of igneous rocks, how they are formed, and some different types.
Johns Hopkins University
The Johns Hopkins University: Delaware State Maps
At this site from The Johns Hopkins University Applied Physics Laboratory, you can learn more about the landforms and other geographical features of the state of Delaware. Check out the different map types at this website.