How do you measure the distance to something so incredibly far away light a star?  As you’ll see in this video from Scientific American, the math involved is actually quite simple and relies on a property called parallax. Click here to have a look.
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
[embed]https://www.youtube.com/watch?v=LdVN9GxJHCg[/embed] Who would have ever thought that a plastic bag, some water, and a few pencils would have adults screaming with fear? Learn how to poke... read more
Categories: Gr 9-10 Science
For this project you will be designing your own imaginary ecosystem, including the living and nonliving components. You may work by yourself or with a partner. No more than two people may work... read more
Categories: Gr 9-10 Science, Gr. 11-12 Physics
[embed]https://www.youtube.com/watch?v=idwKHQEw78g&feature=youtu.be[/embed] Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest... read more
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