http://scratch.mit.edu/projects/11939624

http://scratch.mit.edu/projects/11939624/

http://simonsingh.net/The_Black_Chamber/monoalphabetic.html

Think about the security of this system.

Would it still be easy to test all the possible keys?

look at the letter count script at.....
http://simonsingh.net/The_Black_Chamber/letterfrequencies.html

Can you crack this substitution cipher?
http://www.simonsingh.net/The_Black_Chamber/substitutioncrackingtool.html

  

Topic Homework - 5th December

The Ancient Greeks made huge achievements in terms of the architecture. Can you find three examples and describe their features? Please write your comments in your own words!

If you want to sketch any Greek architecture, you can bring it into class.

Roman Numerals

http://www.snappymaths.com/counting/romnum/interactive/readrntom/readrntom.htm


We really enjoyed figuring out these Roman Numerals! Try this game and see how many you can solve in 10mins!