Getting the Message: What Did You Say?

In an introductory lesson plan, youngsters take a pre-assessment quiz, get a grasp of a gram of mass, and then estimate the mass of microorganisms that live within a human body. Using Glo Germ™, a material that allows you to simulate the...

After listening to your lecture while wearing earplugs, give high schoolers a pop quiz. Have them remove earplugs, grade the quizzes, and then discuss how different life would be with limited hearing ability.  Pupils review how waves...

How long did you say? Class groups plot the distances between Earth and Mars and determine the trigonometric function that models the data. Using a calculator, they graph the function to determine when the distance and communication...

What did the US say we would accomplish to reduce greenhouse gases during the Paris Climate Agreement? Pupils watch a short video, one of two made to debut during the 2016 Democratic Presidential Candidate debate. The video summarizes...

Can you avoid static shocks? As part of a larger physics series, an electric video explains what a static shock is and why it happens. Then, the narrator offers an idea for reducing your shock when exiting a car. She also includes a few...

Did you know that poison and venom are not the same? Both are toxic, but poison must be inhaled, ingested, or absorbed, while venom must be injected into a wound. The narrator explains that some toxic compounds may be used for good, as...

For thousands of years people recognized the symptoms of diabetes, but it wasn't until the early twentieth century that a treatment was finally discovered. This video explores the Nobel Prize winning scientists' whose work with canines...

Did you know that your DNA can be damaged tens of thousands of times per day? Learn about the ways that damage to just one strand of your DNA can be fixed, or in extreme examples, result in genetic mutation such as cancer. 

Have you ever wondered how clouds float in the sky, or why they seem to change so much in just a few minutes. Watch a short video about the way clouds are identified and named, and how they are affected by the Earth's conditions.

This fresh resource explores the world's fresh water: where it can be found, and how humans use it. You might be surprised at the variety of domestic uses! Short, but sweet, this feature can be followed by a class discussion using the...