In this learning activity you'll explore Russia's Lake Baikal, the largest lake in the world.
The Five Largest Rivers of Africa (Video)
By Virginia Kirsch
In this screencast, we will identify the five largest rivers of Africa.
Where Is Afghanistan?
Students read about Afghanistan and view maps. They also answer questions about the country and its neighbors.
Barriers to Critical Thinking: Communication
By Therese Nemec
This activity will examine several of the barriers related to problems with communication.
This learning object presents the seven continents and four oceans. Three different world maps are provided.
Fluid and Electrolytes
By Patricia Stroupe
In this animated object, learners examine the structure and function of intracellular and extracellular fluid. They also read about the most common electrolytes in the body and complete a matching exercise to test their knowledge.
By Rosie Bunnow
In this scenario, learners put themselves in the place of a safety director at a local company. They watch video of an injury-causing incident and propose changes to company policies and procedures to try to maintain a safe environment.
Regulators of Blood Osmolality and Blood Volume
By Debbie Heinritz
In this learning object, you will learn about four blood osmolality and volume regulators, their sites of production, their sites of action, and the results of those actions.
Torque Sequence of Two Mating Surfaces
By James Bourassa
In this interactive object, learners demonstrate the proper tightening sequence for mechanically joining two mating surfaces.
By Kathleen Lee
In this animated and interactive object, learners conduct an experiment online to illustrate how a greater number of particles in a "vessel" increases osmotic pressure.
Practice your water cycle knowledge!
Great Lakes and Oceans
Name The Great Lakes And Oceans
Test your knowledge of environmental issues
Creative Commons Attribution-NonCommercial 4.0 International License.
Learn more about the license »