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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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...

Little Man Computer (LMC)

The Little Man Computer (LMC) is a software simulator of a simple computer ...

Lesson - Data representation - sound

This download contains all lesson resources necessary to teach students how...

Predictive placement

Predictive placement is a feature of some CAD systems that enables more e...

AI to help emergency dispatch phone operators

The Singapore Civil Defence Force (SCDF) may trial an AI system to help tra...

Mobile Data Terminals (MDT)

MDT technology is referenced in the case study booklet, with such systems b...

Resources discount offer

4.1 Computational Models

Click here for recommended Edexcel GCSE Computer Science textbooks.
Computational models

Edexcel GCSE Computer Science: Machines & Computational Models

This video covers computational models. It also includes virtual Machines along with the Sequential, Parallel, and Multi-agent computational models that are included in the Edexcel IGCSE course.

Updated: 2017-11-05
Input process output model

Input-Process-Output (IPO) Model

The Input-Process-Output model is a simple topic but some students sometimes find it confusing. This video gives a good overview of why we think about computer systems in this way. Note that this explanation doesn't include Storage and Communication (as required by some GCSE courses) - instead it includes Storage and Feedback.

Updated: 2018-02-17