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Instead of arguing what “thinking” means, Turing asked: can a machine’s answers be told apart from a person’s?

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Watch the 90-second visual story ↗

What will you explore?

Turing, 1950

Instead of arguing what thinking is, ask if you can tell the machine from the person.

How does it work?

Watch a 90-second cinematic explanation, or explore a story that pauses so you can change its central mechanism. Inspect the source evidence, compare outcomes and resume the narration. This free Lesson Worlds adaptation needs no account or download; younger learners may want help from a parent or teacher.

Inside the cinematic story

  1. Who is behind the screen?

    Appearance disappears. Conversation remains.

  2. Remove the obvious clues.

    A questioner. Hidden respondents. Written replies.

  3. Choose what to ask.

    Scripted dialogue · choose a question

    Take control: What sort of evidence would you seek? Ask for a calculation · Ask about experience

  4. A reply is evidence of a reply.

    Performance and interpretation are different questions.

  5. The paper keeps arguing.

    An operational question with philosophical limits.

  6. Ask a sharper question.

    Explore what the evidence can support.

Discuss the evidence

Before starting, explain what you think this claim means: Instead of arguing what thinking is, ask if you can tell the machine from the person. After exploring, choose one stage above and describe what its model helps you see. Separate what you observed in the adaptation from what the original researchers measured.

Read the original publication for its methods, evidence and limitations. Ask which part of the explanation the interactive model leaves out, and what additional evidence you would need to test the claim yourself.

A staged illustration of text-only judgment. Every conversation is scripted by Lesson Worlds; there is no live human-versus-machine test or measured pass rate. The imitation game is not proof of consciousness.

Original research

Computing Machinery and Intelligence

Alan M. Turing · Mind 59, 433–460 (October 1950) · 1950

Educational adaptation by Lesson Worlds. Not affiliated with the author or Oxford University Press. The original publication may have its own access terms.

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Ask a question you can actually test | Lesson Worlds