Sophia Learning
Sophia: Freshwater Biomes
This presentation provides information about the characteristics of several different freshwater ecosystems.
Sophia Learning
Sophia: Freshwater Biomes
This colorful slideshow provides a nice introduction to the freshwater biomes around the world.
US Geological Survey
Usgs: Earth's Water Surface Water
This site has everything you might want to know about surface water and things you probably didn't even imagine! Click Home to access the site in Spanish.
Arizona State University
Arizona State University: Water
This online lesson from the Arizona State University teaches students about earth's water cycle yet uses music as a part of the instructional process. Creative and simple. Non-music specialist could easily use the lesson.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Nevada, 1903
A map from 1903 of Nevada showing counties and county seats, principal cities and towns, mountain ranges, and rivers. "Nevada, one of the most western of the States of the American Union, was formed from a portion of the territory...
Curated OER
Educational Technology Clearinghouse: Maps Etc: North America, 1858
A map from 1858 of North America showing the boundaries at the time for Russian America (Alaska), Greenland, British America or New Britain, Canada East and Canada West, the United States, Mexico, Central America, and the West Indies...
Curated OER
Etc: Maps Etc: United States and Neighboring Lands, 1920
A map from 1920 of southern Canada, the United States, and northern Mexico showing terrain features, lakes and river systems, and general vegetation types of the region. The map is keyed to show the submerged portion of the continental...
Sophia Learning
Sophia: Freshwater Biomes: Lesson 2
This lesson will provide an understanding of the characteristics and role of freshwater biomes, and its effect on living things. It is 2 of 4 in the series titled "Freshwater Biomes."