Khan Academy
Khan Academy: Xor Bitwise Operation
If you've seen the lesson on the one-time pad, you know that it is the ultimate shift cipher. It involves the application of a random list of shifts equal to the length of the message. It's important to understand exactly how and why the...
University of Georgia
University of Georgia: College of Veterinary Medicine: Horse Surgery
Have you ever wondered about how a horse is prepared for surgery? Interesting animal site lays out the whole process step-by-step.
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Schoolhouse Rock: Multiplication Rock
This site from Schoolhouse Rock provides links to eleven different songs that have to do with multiplication. The songs are taken from the 1970's TV show, Schoolhouse rock, and are very catchy tunes. You can access the lyrics by clicking...
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