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Coding · 2nd Year

Active learning ideas

The Internet and Global Connectivity

This topic traces the journey from ARPANET to the modern World Wide Web, focusing on the infrastructure and protocols that allow global connectivity. Students learn about the decentralised nature of the internet and how it differs from the World Wide Web. This distinction is a core part of digital literacy within the NCCA framework, ensuring students understand the underlying systems they use every day.

NCCA Curriculum SpecificationsNCCA Junior Cycle Short Course in Coding, Strand 1: Computer science introductionNCCA Junior Cycle Short Course in Coding, Strand 1: Computer science introduction - Computing and society
20–40 minPairs → Whole Class3 activities

Activity 01

Simulation Game30 min · Whole Class

Simulation Game: The Packet Switching Race

Students act as 'routers' and 'packets' to deliver a message across the room. They must find the most efficient path and handle 'network congestion' or 'broken links' introduced by the teacher.

How did the ARPANET evolve into the modern internet?
ApplyAnalyzeEvaluateCreateSocial AwarenessDecision-Making
Generate Complete Lesson

Activity 02

Gallery Walk40 min · Small Groups

Gallery Walk: Milestones of the Web

Students create posters for key events like the first email, the launch of Google, or the rise of social media. They rotate to evaluate how each milestone changed human behavior.

In what ways has the internet changed global communication and media?
UnderstandApplyAnalyzeCreateRelationship SkillsSocial Awareness
Generate Complete Lesson

Activity 03

Think-Pair-Share20 min · Pairs

Think-Pair-Share: The Digital Divide

Students consider a map of global internet access and discuss in pairs why some regions are less connected. They share ideas on how this affects education and economic growth in those areas.

What are the historical milestones of the World Wide Web?
UnderstandApplyAnalyzeSelf-AwarenessRelationship Skills
Generate Complete Lesson

A few notes on teaching this unit


Watch Out for These Misconceptions

  • The Internet and the World Wide Web are the same thing.

    This is a common error. Use a 'road and car' analogy: the Internet is the infrastructure (roads), while the Web is just one way to use it (the cars). Peer explanation helps solidify this distinction.

  • The internet is a 'cloud' that exists in the air.

    Students often forget the physical reality of cables and servers. A collaborative investigation into undersea fiber optic cables connecting Ireland to the US can ground this concept.


Methods used in this brief