Data Representation: spot the mistakes starter / plenary activity (KS3 / GCSE Computer Science)
KS3 / GCSE Computer Science "Spot the mistakes" task for the topic Data Representation. Students must read a short piece of text and identify the mistakes. Handy to check understanding as a starter or plenary. Covers binary, hexadecimal, and text, image, and sound representation.

One PowerPoint contains the three questions, each with the plain text, a slide highlighting the mistakes, and a slide showing the correct answers. This is useful for displaying on a projector. The second PowerPoint includes just the questions and is useful for students working independently with the resource on a VLE.

Fully editable resource.


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  • Data-representation---spot-the-mistakes---full.pptx
  • Data-representation---spot-the-mistakes---questions-only.pptx

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Created: Jan 10, 2018

Updated: May 22, 2018

pptx, 417 KB


pptx, 406 KB


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Creative Commons "Sharealike"

Creative Commons "Sharealike"