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.
Examples of Local Cryptocurrencies
Digital Money for Local Communities covers three examples of country-wide c...
A hash function takes arbitrary sized input data (e.g. a fil...
Cryptocurrencies vs regular currencies
What is Bitcoin and How Does it Work? is a high level overview of the Bitco...
Examples of Cryptocurrencies
Bitcoin is by far the most well known cryptocurrency. The Bitcoin website w...
Practice paper 3 exam questions
One of the drawbacks of the yearly case study is that there are no past p...
Emergency Management System Explainer Video
This short video gives an overview of some EMIS features. It includes many ...
Geographic Information Systems (GIS)
For some functionality, an EMIS may also be connected to a GIS (Geographic ...
Programming languages - from Scratch to machine code
The CS Field Guide has a very comprehensive guide to different types of pro...
Assembly language simulators
There are several assembly language simulators available for use online. Si...
2.1 Algorithm Design and Problem Solving
2.1.1 Problem Solving and Design
VisuAlgo: Linked Lists, Queues, Stacks
Linked Lists (single and doubly linked), stacks, and queues are explained on this page from Visu Algo. The site is more than a simple animation of the data structures - it allows students to interact and perform different operations (insert, remove, find, etc), then displays the pseudo-code to achieve the result while showing an animation of the data structure.
Algorithms in pseudocode and flow diagrams
This video from Cambridge GCSE Computing is an excellent introduction to algorithms, helping students understand what they are and how they are used. It also briefly introduces the idea of pseudo-code as a language for writing algorithms.