https://www.khanacademy.org/math/applied-math/cryptography/ciphers/a/ciphers-vs-codes
Kahn Academy article about the differences between ciphers and codes
https://www.khanacademy.org/math/applied-math/cryptography/ciphers/a/ciphers-vs-codes
Kahn Academy article about the differences between ciphers and codes
http://www.saylor.org/saylor-foundation-status/#Computer Science
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!”
http://www.onlinecourses.com/computerscience/
Get videos and lectures from the world’s leading universities
http://www.sciencebuddies.org/science-fair-projects/project_ideas/Robotics_p004.shtml#summary
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?
http://www.commoncraft.com/video-image-resolution-and-pixels
A very nice video that is designed to relate the basic ideas behind resolution and pixels in digital images.
http://www.physicswithrobotics.com/
The Website talks a little about a book about using the NXT for learning physics
http://www.slideshare.net/Women_Connect/ice-breakers-that-arent-awkward
If you do any kind of group teaching of kids for a camp or something like that, it is always good to have ice breakers. These slides mention some good ones.
http://www.leettips.org/2013/02/top-10-free-python-pdf-ebooks-download.html
Great list of eBooks for learning Python