Star Light, Star Bright : Exploring How Stars Are Classified

In this star classification worksheet, middle schoolers are given laminated star charts to make observations about stars. They work in groups to classify groups of stars based on different characteristics. For each group of stars they...

Arctic sea ice reflects 80 percent of sunlight, striking it back into space; with sea ice melting, the world's oceans become warmer, which furthers global warming. These activities explore how humans are impacting ecosystems around the...

Your class might be surprised to learn that mirrors have been around since the first century AD! Young scientists explore reflection and refraction of light through a series of challenges. They use this knowledge to design their own...

What kind of animals live on an ice planet like Hoth? How would the habitat on Tatooine allow different organisms to thrive? Connect social studies, science, and Star Wars in one engaging activity that focuses on the ecosystems of the...

Are vaccines protection from infection — or are they risky business? Learners weigh the pros and cons in a short, animated video. The narrator discusses the many illnesses eradicated through world-wide use of vaccines and sheds light on...

Reach for the stars with a fun space science video! Viewers learn about the different types of stars in the galaxy, as well as the ways to organize and classify them based on color and age.

Can you eyes be fooled into seeing colors that aren't actually there? Budding scientists view a presentation that addresses this topic. They explore how their eyes interpret color through the retinas and messages sent to the brain. They...

Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...

An illuminating activity demonstrates how interference of light waves creates a pattern. Using Plexiglas™ and construction paper, participants see rainbows appear as they twist or press against the plastic plates. After the activity, you...

"To understand the phenomenon of color, it helps to think about light as a wave." This is a brief and very informative instructional video on what color is and why we are able to see it. Your young scientists will learn such terms as the...