Teach Computing

Revision notes, activities, lesson plans, teaching ideas, and other resources for GCSE, A-Level, and IB Computer Science teachers and students.

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UK Computing Laws

This video from Computer Science Tutor covers the main UK computing laws re...

Wireless Networking (Wi-Fi, Security, and Hardware)

This video about wireless networking includes everything that is needed for...

Network topology videos

These four excellent videos from Computer Science tutor cover the four ma...

Network protocols

These four videos explain the main networking protocols that students are l...

Embedded Systems video

This short video is a good over of embedded systems, covering the main poin...

Representing Text in Binary

This video clearly explains the two main ways of representing text in binar...

Types of Malware

This video explains the various types of malware including viruses and troj...

Protecting against Malware

Following on from the Types of Malware video, this video explains technique...

Video: Network Security #1

This video gives an overview of the threats to networked computer systems, ...

Resources discount offer

5.3 The Internet and the World Wide Web

Lesson resources

Networks Banned Words game
Networks revision game
Recommended GCSE Computer Science textbooks
Edexcel Computer Science textbooks
Communications & the Internet keyword bingo game
Communications & the Internet keyword bingo game

5.3.1 Internet Structure and Routing

Packets, Routing and Reliability

The Internet: Packets, Routing and Reliability

This is an excellent video which clearly explained how data is split into packets which are then routed across the Internet. The animated diagrams are particularly useful for helping students visualise how packets can take different routes across the Internet in response to faults or heavy traffic.

Updated: 2016-10-17
IP addresses and DNS

IP addresses and DNS

An overview video covering IP addresses and the workings of DNS.

Updated: 2016-10-17

5.3.2 The World Wide Web


Edexcel GCSE Computer Science: The Internet & the Web

The internet and the world wide web is closely related to, and builds upon, topic Networks. This video covers all of the theory for this component, including HTML and CSS. Of course, practical activities are also essential to understand these last two topics.

Updated: 2016-10-17

5.3.3 IP addressing

5.3.4 Accessing the Internet

Network hardware lesson

Network Hardware (NIC, Switch, Router and WAP)

This video is created specifically for the IGCSE Edexcel Computer Science course. It explains the hardware required to connect to a network - be it a Local Area Network or a Wide Area Network such as the Internet. Switches, routers, and MAC addresses are also covered.

Updated: 2017-11-12