Kahn Academy article about the differences between ciphers and codes
Free, Common Core-aligned courses for students, parents, and teachers in math and English language arts
From the site:
“Welcome to Webmaker — a Mozilla project dedicated to helping you create something amazing on the web. Our tools, events and teaching guides allow webmakers to not only create the content that makes the web great, but — perhaps more importantly — understand how the web works. With this knowledge, we can make a web without limits. That’s the philosophy behind webmaker.org. We’ve built everything so you can see how it works, take it apart and remix it. Enjoy!”
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A project to build a guard robot using a Lego Mindstorms kit.
More and more high schools are teaching computer programming. But what’s the best language for students just getting started?
A very nice video that is designed to relate the basic ideas behind resolution and pixels in digital images.