Khan Academy
Khan Academy: Bitwise Operators
These practice questions will assess your knowledge of bitwise operators.
Khan Academy
Khan Academy: Programming Case Study: Going Beyond the Ka Curriculum
To give fellow teachers ideas for how they can teach the KA curriculum in a classroom setting, they created case studies. Here's how software engineer-turned-teacher Jenny Oliver builds upon the curriculum in her classroom.
Other
Curiosity in the Classroom: Principles of Encryption [Pdf]
In a world where people are sharing information every second online, securing that information is paramount. In this lesson students will understand the principle of encryption, how to decode encryption, and how to construct ciphers. The...
Braingle
Braingle: Cryptography Brain Teasers
Test your critical thinking skills with a variety of cryptography brain teasers, phrases or expressions "encoded in some way." Solve the teasers provided at this site, and submit your own for others to try!