Star Light, Star Bright : Exploring How Stars Are Classified

In this star classification worksheet, students 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 list at...

Everything in your life is a reflection of a choice you have made; if you want a different result, make a different choice. The core lesson allows young scientists to infer the law of reflection by experimenting with light and mirrors....

What features do scientists use to classify animals into groups? Class groups examine a series of paired images of vertebrates (a bass and a trout, a toad and a newt, a crocodile and a tortoise, an owl and a robin, a tiger and a bear)...

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...

Star light, star bright ... just how long can you wish on that star? Well, it depends on its mass. The presentation explains the life cycle of stars based on their sizes. Scholars learn about the life expectancy of a star based on the...

Star light, start bright! What do the brightness and color of stars tell us about the stars we see at night? Learners explore the life of stars with an information-packed video. Topics include the relationship between mass and...

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...

The American Kennel Club currently recognizes 167 dog breeds while the Federation Cynologique Internationale recognizes 340. The video explains the three main categories of dogs and how closely those dogs are related. It offers...

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...

Any work with light, lenses, lasers, or mirrors is called optical engineering. Optical engineers bend and bounce light to make it useful for humans. Examples are telescopes, invisibility, nanomedicine, and solar energy. This...