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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CommandPoint CAD

CommandPoint by Northrop Grumman offers a range of CAD systems for various ...

CAD+911 System

TriTech Software Systems is a company that specialises in Computer Aided Di...

London Ambulance CAD failure

The 1992 London Ambulance Service CAD failure is probably the most notoriou...

Washington State 911 Failure

A 911 emergency telephone system in Washington State and Oregon shut down f...

London ambulance failure (2017)

A 2017 failure of a London ambulance dispatch system is believed to have le...

Computer Aided Dispatch outage

A 911 system failure left emergency calls unanswered and is said to have co...

Load balancing videos

This short article and the associated video explain 5 load balancing algori...

Intergraph Computer-Aided Dispatch (I/CAD

Intergraph Computer-Aided Dispatch (I/CAD) is a system offering many of the...

Boolean logic worksheet pack

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

Resources discount offer

1.2 Decomposition and Abstraction

The decomposition and abstraction topic relates closely to the computational thinking and programming topics. Students should be able to analyse problems and design solutions, as well as break problems down into smaller (sub) problems. Abstraction of real life concepts is also an essential skill.

1.2 Decomposition and Abstraction

Computational thinking lesson resources

Computational Thinking unit - PG Online

This free unit from PG Online is optimized for the OCR A-Level syllabyus. However the key parts - problem recognition, decomposition, and so on - are applicable to a wide range of courses and specifications.


Updated: 2017-10-17