From Pirates to Pilots to Spies

What does the ground around your home have to do with water pollution? Young ecologists learn about their local watershed and create their own cause-and-effect models of the hydrosphere.

From gas to liquid condensation to solid frost, water undergoes phase changes before learners' eyes! Using ice, salt, water, and a metal can, they set up an investigation that can be used in a physical science setting, or as part of a...

The inside of the spacecraft Messenger, which explores Mercury, will experience temperatures from 32 to 91 degrees Fahrenheit. In the final installment of a series of four space-related activities, groups spend time discussing and...

When determining intelligence in animals, scientists use a variety of tests that reveal the animal's ability to use tools, recognize themselves, and communicate. The final video in the Biodiversity series explores why some species, such...

Roly polies or pill bugs? No matter what you call them, these organisms are unique. Biology scholars discover a true evolutionary success story in a video about tiny, land-dwelling crustaceans. The narrator describes their journey from...

While the Constitution requires a "State of the Union" address, it doesn't give many details. In fact, it wasn't until Woodrow Wilson that the periodic update to Congress was given in-person. Using primary sources, recordings and...

Learn how to perform a Muslim prayer with this instructional video. A student demonstrates the different steps from beginning to end.

The United States Steel Company has produced this interesting, fast-paced video which takes the viewer through entire process of making steel from ore that is mined. It is interesting to note that there are hundreds of varieties of steel...

The goal of this collection of lessons is to make middle schoolers more aware of the ways in which they are dependent upon water to maintain their standard of living. Learners compare water use in Lesotho to water use in the United...

Learn about food production by making cheese, seeing how a seed gets to a shelf, and discussing food safety. Budding agriculturalists complete several activities and learn about food production, biotechnology, food preservation,...