Computing, Computer Science, and Information Technology resources for GCSE, IGCSE, IB, and GCE A-Level
Revision notes, activities, lesson plans, teaching ideas, and other resources for GCSE, A-Level, and IB Computer Science teachers and students.
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...
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, ...
5.3 The Internet and the World Wide Web
5.3.1 Internet Structure and Routing
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.
IP addresses and DNS
An overview video covering IP addresses and the workings of DNS.
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.