The Computing Progression Pathways suggests that at the purple level, on the theme of Communication & Networks, a student should demonstrate that he/she:

• Understands how search engines rank search results. (Algorithmic Thinking)
• Understands how to construct static web pages using HTML and CSS. (Algorithmic Thinking) (Abstraction)
• Understands data transmission between digital computers over networks, including the internet i.e. IP addresses and packet switching. (Algorithmic Thinking) (Abstraction)

The following link to cs4fn articles that illustrate Communication & Networks – Purple Level

• When you send an email, ever thought how it actually gets from here to there?

  Real snail mail [cs4fn-pdf]

More of our resources, including linked computing ‘story’ booklets can be found in our resources section. You may also want to look at cs4fn’s teacher resources or browse the latest cs4fn magazine.