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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Load balancing videos

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Boolean logic worksheet pack

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Resources discount offer

2.1 Algorithm Design and Problem Solving

Lesson resources

Algorithms & Programming game
Algorithms & Programming revision game
Recommended IGCSE Computer Science textbooks
Cambridge IGCSE Computer Science textbooks

2.1.1 Problem Solving and Design

Linked Lists, Queues, Stacks

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.


Updated: 2015-04-13
Algorithms

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.


Updated: 2015-04-13

2.1.2 Pseudocode and flowcharts