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 students' 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...

Even the smallest living things have a large impact. An informative video lesson presents an introduction to types of plankton and their roles in the ocean. The narrator explains how plankton impacts the ocean ecosystem and beyond.

What prompts an ostrich to perform its courtship dance ... for humans? The fourth and final installment in a Reproduction video series examines the importance of animal courtship behaviors, as well as the research that revolves around...

What adaptations would equip humans for the future? The fourth video in a series on Evolution and Speciation challenges viewers to think about the future adaptations of humans. They consider the impact of screen time, common injuries,...

Many believe dinosaurs were much larger than animals of today, but even the biggest dinosaur was only half the size of the average adult blue whale. Understanding why animals appear to be getting smaller starts with a discussion of...

Is everyone treated fairly in America? The culminating fifth lesson from a series of five has pupils explore racial inequalities from the 1960s and decide whether or not society has changed over time. The lesson comes with a speech from...