05. Pearson Edexcel GCSE (1CP2) Topic 1A How to produce algorithms

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About this video

EDEXCEL 1CP2 Specification Reference - Topic 1A: 1.1.1 - 1.2.7

This video explains two common methods of describing algorithms for problem decomposition: pseudocode and flow diagrams. The key flowchart symbols students can expect to see in exams are introduced.

Don't forget, whenever the blue note icon appears in the corner of the screen, that is your cue to take notes about the content being shown on the current slide.

00:00 How to produce algorithms
00:08 Intro
00:13 How to produce algorithms using pseudocode and flowcharts
01:02 Flowcharts
01:42 Pseudocode
02:45 Refining algorithms
04:29 Flow diagram example
05:56 Flow diagrams
07:12 Outro

Last updated: 04.09.25

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• Topic 1A Computational thinking and algorithms