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What is an easy one-lesson activity to teach KS3 how AI can go wrong?

July 27, 20262 min read

What is an easy one-lesson activity to teach KS3 how AI can go wrong?

AI escape room (one-lesson option): Use a short sequence of tasks where pupils spot biased training data, test an overconfident AI output and then improve the result by changing the data and adding human checks.

Who this is for?

  • KS3 Computing

  • GCSE Computer Science (intro or recap)

  • Cover lessons where you want pupils working independently or in pairs

The quickest classroom-ready format

  1. Open the PDF teacher guide

  2. Share the pupil link (VLE, QR code or direct link)

  3. Pupils complete the escape room independently or in pairs

  4. Use the included prompts for a short recap discussion

What do pupils learn?

Why can AI give wrong answers?

Because AI systems learn patterns from training data and can produce confident outputs even when the data is incomplete, biased or not representative.

What does “bias” mean in AI?

Bias is when the training data or design choices lead to unfair or skewed outcomes for certain groups or situations.

What is an AI “hallucination”?

A hallucination is when a generative AI system produces an output that sounds plausible but is incorrect or unsupported.

How do you improve AI results?

You improve results by using better quality and more representative data, testing outputs, adding human review and setting clear constraints on what the system should do.

Lesson options

Custom HTML/CSS/JavaScript

What you get

  • A PDF teacher guide

  • A link inside the PDF to the digital escape room

  • Pupils work through tasks at their own pace

  • Instant feedback on each task

  • A final recap challenge

Requirements and safeguarding notes

  • Pupils need headphones and access to YouTube for short lesson videos

  • No logins needed

  • Pupils do not enter personal information

FAQs

Will this fit into one lesson?

Yes. It is designed to fit into a single lesson with pupils working at their own pace.

Can I use this for cover?

Yes. Because there are no logins and pupils get instant feedback, it works well when you need an independent task.

Do pupils need accounts?

No.

Do pupils have to share any personal data?

No.

What if YouTube is blocked in school?

You will need YouTube access for the short videos. If your school blocks it, plan an alternative such as teacher-led playback or a different activity.

Quick summary

Use an AI mistakes activity to teach bias, hallucinations and improvement strategies in one lesson

Best when you need low prep and high pupil independence

Requirements: YouTube access and headphones, no logins, no personal data entry

Optional reading

UK Department for Education guidance on generative AI in education: https://www.gov.uk/government/publications/generative-artificial-intelligence-in-education/generative-artificial-intelligence-ai-in-education

Ofqual’s approach to regulating AI use in qualifications: https://www.gov.uk/government/publications/ofquals-approach-to-regulating-the-use-of-artificial-intelligence-in-the-qualifications-sector/ofquals-approach-to-regulating-the-use-of-artificial-intelligence-in-the-qualifications-sector--2

UNESCO guidance for generative AI in education and research: https://www.unesco.org/en/articles/guidance-generative-ai-education-and-research

Resource link

AI escape room lesson: https://nicholawilkin.com/museum-of-mistakes-escape-room


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