## Teach Computing

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

## What's New

### Boolean logic worksheet pack

These three Boolean logic worksheets have exam style questions on logic sta...

### Edexcel Computer Science (9-1)

by Ann Weidmann et al
Amazon.com | Amazon.co.uk | Book Depository
This bo...

### Dijkstra's algorithm video

This video is probably the best explanation of Dijkstra's algorithm for IB ...

### Input-Process-Output (IPO) Model

The Input-Process-Output model is a simple topic but some students sometime...

### Hexadecimal

A comprehensive review of hexadecimal. The video covers not only how to u...

### Subprograms, Local Variables & Structured Programming

Subprograms are known by several different names - methods, functions, proc...

### Utility Software and Models

Some students find the difference between operating system software and ut...

### Data Structures

This video explains different types of data structures - 1 dimensional ar...

### Operating System (OS) - GCSE Computer Science

A detailed overview of operating systems, starting with the general tasks t...

Click here for recommended AQA A-Level Computer Science textbooks.
### CERN Grid Computing system

This brief tour of the CERN computer grid gives a good overview of the computing system and the power available.

The second video features interviews with CERN employees who explain how the grid computing system works and how the data is transmitted to and processed by multiple tiers of computers spread across Europe.

*Updated: 2015-05-27*

This blog post contains a number of videos that introduce Big Data and how it differs from 'normal' data in terms of the three Vs (Volume, Variety, and Velocity). A good introduction to the topic.

*Updated: 2015-06-03*